USER`S MANUAL
Contents
1. NC N O MODEL 822A INPUT 1 AND MODEL 822A 0200 LOAD LOAD TES ME ELECTRICAL CONNECTIONS i GROUND AT TB1 AND TB2 TERMINALS Hle POWER E 10 TO 36VDC imer TCBREAKUPSCALE 2 RELAY CONTACTS ARAM TOAD LOAD JUMPERS SHOWN HERE CONTACTS ARE SHOWN IN NO DE ENERGIZED CONDITION i us t e e TC x Am ai geolooge TB4 INPUT wa BKA qi TBA Q Q O00 e r8s EARTH BKB L r I GROUND SHLD 2 Sec NC NOTET N O Y Y N C Acromag RUN PWR LED GREEN 90 0 aL ante GROUND Nene AE STATUS LED YELLOW 46 45 44 43 42 41 36 35 34 33 32 31 z O z z O z Tg RELAY 1 LED YELLOW 26565268 Ne A COM COM A N O b E siy 2 LED YELLOW 88 TC BREAK DOWNSCALE TBi TB2 RELAY 1 RELAY 2 POWER JUMPERS SHOWN HERE RELAY 2 RELAY 1 O move MODE SWITCH IN TC x IN O set SET SWITCH INPUT Toe Q BKA MODEL 822A 0200 O rst1 RELAY 1 RESET SWITCH HE 5 VOLTAGE e INA NOTES r ell SOURCE amp 2 IN O RELAY 2 RESET SWITCH 4d 4d x gt EARTH GROUND BKB Gil NUTT cue INPUTZ EC NG CONFIGURATION PORT FOR E ao d EA JUMPERS A AND B REQUIRED NOTE 1 MODULE CONFIGURATION d s 88E FOR TC BREAK DETECTION EARTH GROUND M SEE USER S MANUAL2. IntelliPack Cable IntelliPack Interface Package 2 0 UNPACKING AND INSPECTION INSTALLATION HH a ed abies sp dpa atus wak Electrical Connections 3 0 MODULE CONFIGURATION FIELD CONFIGURATION 4 0 THEORY OF OPERATION 5 0 SERVICE AND SERVICE AND REPAIR ASSISTANCE PRELIMINARY SERVICE PROCEDURE 6 0 SPECIFICATIONS MODEL NUMBER DEFINITION INPUT SPECIFICATIONS SPDT ALARM OUTPUT SPECIFICATIONS SPDT Alarm Relay Specifications ENCLOSURE PHYSICAL SPECIFICATIONS APPROVALS deiecti tet ces ENVIRONMENTAL SPECIFICATIONS FIELD CONFIGURATION CONTROLS HOST COMPUTER COMMUNICATION SOFTWARE CONFIGURATION esee Page D cO O O0 O0 O0 0000 4 1 gt 0200 O O1 O1 0000 00 OO TO TO List of Drawings Page Simplified Schematic amp Contact Protection 4501 626 12 Functional Block Diagram 4501 699 13 Computer to IntelliPack
3. Internal Unit Resolution 0 005 of span or 0 1 C Isb The ADC typically yields resolutions finer than 0 1 C Isb Table 7 Resolution Per Applicable Range 0 1 C 0 18 F Response Time Less than 500ms typical to 9896 of final value for a step change in input Note a software configurable delay can be implemented for filtering transients and this will increase the response time Analog to Digital Converter A D A 16 bit gt A converter Analog Devices AD7714AR 5 Input Filter Normal mode filtering plus digital filtering optimized amp fixed per input range within the X A ADC Input Bandwidth Alarm contacts will track an input square wave to approximately 1 0Hz Note that relay time delay can be implemented for filtering transients and this will lower the bandwidth Noise Rejection Normal Mode Better than 40dB 60Hz typical with 1006 input unbalance Noise Rejection Common Mode Better than 130dB 8 60Hz typical with 100Q input unbalance Input to Input Isolation Inputs of this model may have up to 48V common mode voltage between them Input Conversion Rate 4 conversions per second The unit samples each of 2 channels 5 times over a 2 25 second interval or 225ms per channel Input Overvoltage Protection Bipolar Transient Voltage Suppressers TVS at each lead 7 6V and 16V clamp levels typical SPDT ALARM OUTPUT x2xx This model contains two independent SPDT electro mechanical relays Each rela
4. Alarm Input The input signal range to the alarm is the full range for the configured input type Example If a Type J thermocouple was selected then the alarm can be programmed to any setpoint from 200 C to 760 C via the configuration program Alarm Mode Select a High or Low limit for the limit alarm function The relay will trip on an increasing input signal for a high limit and on a decreasing input signal for a low limit Alarm Setpoint A high or low setpoint plus deadband may be assigned to each relay and is programmable over the entire input range The relay will enter the alarm state when either the user defined high or low setpoint is exceeded for the specified amount of time this allows input transients to be filtered The relay will trip on an increasing input signal for a high setpoint and on a decreasing input signal for a low setpoint Relay remains in the alarm state until the input signal has retreated past the defined setpoint plus any deadband for the specified amount of time Alarm Deadband Deadband is associated with each setpoint and is programmable over the entire input range Deadband determines the amount the input signal has to return into the normal operating range before the relay contacts will transfer out of the alarm state Deadband is normally used to eliminate false trips or alarm chatter caused by fluctuations in the input near the alarm point Note that deadband may also app
5. 11 12 13 14 15 16 1718 19 21 22123 24 25 26 272829 JUMPER A JUMPER BKA AND IN FOR UPSCALE BREAK DETECTION u C J JUMPER BKA AND IN FOR V 1 DOWNSCALE BREAK DETECTION JUMPER B JUMPER BKB AND IN TBI IBI siis TBR ROOS OORS FOR UPSCALE BREAK DETECTION mp EFREE JUMPER BKB AND IN FOR REMOVABLE SHIELDED CABLE q 4 DOWNSCALE BREAK DETECTION PLUG IN TYPE L L EARTH TERMINAL BLOCKS GROUND REMOVE JUMPERS FOR NO BREAK DETECTION OR FOR VOLTAGE INPUTS INPUT CONNECTIONS BE SURE TO REMOVE OR CONFIGURE THE UPSCALE OR DOWNSCALE BREAK DETECTION WARNING SEE INPUT CONNECTIONS AT LEFT JUMPERS AS REQUIRED BY YOUR APPLICATION FOR COMPLIANCE TO APPLICABLE SAFETY AND PERFORMANCE STANDARDS NOTE TB1 11 12 amp TB2 21 22 ARE NOT REMOVABLE AND BEFORE ATTEMPTING INPUT CALIBRATION THE USE OF SHIELDED CABLE IS RECOMMENDED AS SHOWN ADDITIONALLY RESERVED FOR THE CJC TEMPERATURE SENSORS DO DRAWING FAILURE TO ADHERE TO SOUND WIRING AND GROUNDING NOT ATTEME TTO CONNECT TO THESE TERMINALS NOTE 1 THIS GROUND CONNECTION IS RECOMMENDED FOR BEST RESULTS FOR DUAL INPUTS BOTH INPUTS SHOULD BE GROUNDED PRACTICES MAY COMPROMISE SAFETY AND PERFORMANCE CHANNEL TO CHANNEL ISOLATION ON THIS MODEL IS LIMITED TO COMMON MODE VOLTAGES LESS THAN 48V IF SENSORS ARE SAFETY GUIDELINES MAY REQUIRE THAT THIS DEVICE BE HOUSED IN AN INHERENTLY CONNECTED TO GROUND USE CAUTION AND AVOID APP
6. 44 43 42 41 36 35 34 33 32 31 d lt oz E i Bla a sa N N Qi TYPICAL DIN RAIL MOUNTED RELAY RELAY 1 RELAY 2 POWER CONTACT H 5 as PROTECTION RELAY TOPDD Gc co Djl y wv SERIES 8XXA ALARM 5 amp MOV wA AC RELAY POWER x O w L1 200000000 INPUT 1 INPUT 2 gt s a4 a l 11 12 13 14 15 16 21 22 23 24 25 26 LOCATE RELAY NEAR LOAD AAAI T AC POWERED INTERPOSING RELAY BISSSIES INPUT CONNECTIONS SERIES 8xxA INTERPOSING RELAY CONNECTIONS 4501 634A 5195 uue v VZZ8 seues 492d indu dno5S5ouu u enq J L elle pee K T RAIL DIN MOUNTIN DIN EN 50022 35mm po gt 60 io wow NO G SCREWDRIVER SLOT FOR REMOVAL FROM T RAIL NG Qo Oo aS oe sisisisisis __ SISISISISIS Y 105 3 30 26 7 ae 4 35 110 5 NOTE ALL DIMENSION ARE IN INCHES MILLIMETERS INTELLIPACK ENCLOSURE DIMENSIONS 4501 631A 5195 uue v VZZ8 seues oegilel indu ejdnooouuoau enq
7. Connections 4501 635 14 Electrical Connections 4501 639 15 Interposing Relay Connections 4501 634 16 Enclosure Dimensions 4501 631 17 IMPORTANT SAFETY CONSIDERATIONS It is very important for the user to consider the possible adverse effects of power wiring component sensor or software failures in designing any type of control or monitoring system This is especially important where economic property loss or human life is involved It is important that the user employ satisfactory overall system design It is agreed between the Buyer and Acromag that this is the Buyer s responsibility Windows 95 amp NT are registered trademarks of Microsoft Corp 1 0 INTRODUCTION These instructions cover hardware functionality of the alarm model listed in Table 1 Supplementary sheets are attached for units with special options or features Table 1 Models Covered in This Manual Series Options Output Factory Input Type Enclosure Approvals Configuration 822A 0200 C Optional Notes Table 1 1 Agency approvals include CE UL Listed and cUL Listed 2 Include the C suffix for optional factory configuration See Factory Configuration Order Form 8500 586 for this model Otherwise no suffix is required for standard configuration Module programming alarm operation and the IntelliPack Configuration Software are covered
8. INPUT 2 Range TC Type J 210 C to 760 C TC Type J 210 C to 760 C po ALARMI ALARM 2 RELAY CT RELAY2 Your application may differ from the default configuration and will require that the alarm be reconfigured to suit your needs This is accomplished with Acromag s user friendly Windows 959 NT Configuration Program and Serial Port Adapter Configuration is normally done prior to field installation since field configurability via the module s push buttons is generally limited to setpoint and deadband adjustments where applicable See the Alarm Configuration Manual 8500 563 for instructions Note that upscale or down scale break detection is configured via external jumpers at the input see Drawing 4501 639 These jumpers are not present no break detection as received from the factory and the unit has been factory calibrated without break detection Mounting Refer to the Enclosure Dimensions Drawing 4501 631 for alarm mounting and clearance dimensions DIN Rail Mounting This module can be mounted on T type DIN rails Use suitable fastening hardware to secure the DIN rail to the mounting surface Units may be mounted side by side on 1 inch centers for limited space applications T Rail 35mm Type EN50022 To attach a module to this style of DIN rail angle the top of the unit towards the rail and locate the top groove of the adapter over the upper lip of the rail Firmly push the unit towards the rail until it
9. Individual Relay Functionality Each relay may be programmed for different functions e Wide Range DC Powered This device receives power over a wide DC supply range and the power terminal is diode coupled for reverse polarity protection This makes this alarm useful for systems with redundant supplies and or battery back up power Hardened For Harsh Environments The unit will operate reliably in harsh industrial environments and includes protection from RFI EMI ESD surges and EFT plus low radiated emissions per CE requirements e Convenient Mounting Removal amp Replacement DIN rail mounting and plug in type terminal blocks make replacement and removal easy e High Resolution Precise A D Conversion An advanced high resolution low noise Sigma Delta A D Converter ADC is included for high accuracy and reliability e Upscale or Downscale TC Break Detection Input jumpers may select upscale or downscale break detection e Failsafe or Non Failsafe Relay Operation The unit may be configured for failsafe or non failsafe relay operation e Configurable Setpoint With Deadband Helps eliminate relay chatter and prolong contact life e Configurable Latching or Momentary Alarms These alarms may be configured for automatic alarm reset or as latching alarms with manual push button or software reset e Configurable Relay Time Delay Filters Transients Useful for increased noise immunity and to filter transie
10. Parameter 2 Per Alarm Function Controller Off Setpoint Value Deviation Alarm Both Deviation Dropout Value Inputs Required 7 Adjust the input source to the desired level 8 Press the SET push button to accept the parameter noted in Table 4 for your alarm function The module will use the difference between the two programmed parameters to calculate the deadband where applicable 9 If two relays are being programmed press the MODE push button again to complete the first relay s program cycle then repeat steps 4 8 to configure parameters for relay 2 the relay 2 LED will turn ON and the Run LED will still be OFF 10 After configuring relay 1 and relay 2 where applicable press the MODE push button again to complete the program sequence and return to run mode The green Run LED will turn ON This indicates the unit has returned to operating mode and the yellow relay LED s will now reflect actual alarm status per your application Notes Field Program Procedure 1 summarize the green Run LED is turned off in field configuration mode The yellow Status LED blinks each time SET is pressed during configuration mode to indicate that the current input level has been captured The yellow relay LED s are ON or flashing according to the parameter being set and the relay being programmed in field configuration mode 2 If the alarm is in field configuration mode and no pus
11. internal diode provides reverse polarity protection Currents shown are with the serial port adapter connected CAUTION Do not exceed 36VDC peak to avoid damage to the module IntelliPack Series 822A Alarm User s Manual Dual Thermocouple Input Table 8 Supply Current 8224 0200 Models Supply Supply Current Supply Current Voltage Relays Off Relays On 135mA Note Disconnecting the serial port adapter reduces current consumption by an average of 12 IMPORTANT External Fuse If unit is powered from a supply capable of delivering more than 14 to the unit it is recommended that this current be limited via a high surge tolerant fuse rated for a maximum current of 1A or less for example see Bel Fuse MJS1 Power Supply Effect DC Volts Less than 0 001 of input span change per volt DC for rated power supply variations 60 120 Hz Ripple Less than 0 0196 of input span per volt peak to peak of power supply ripple Isolation Input relay contacts and power are isolated from each other for common mode voltages up to 250VAC or 354V DC off DC power ground on a continuous basis will withstand 1500VAC dielectric strength test for one minute without breakdown This complies with test requirements outlined in ANSI ISA 82 01 1988 for the voltage rating specified Note that input to input isolation is limited to common mode voltages up to 48V maximum Installation Category Designed to operate in an Installation Ca
12. repair it is highly recommended that a non functioning module be returned to Acromag for repair The board can be damaged unless special SMT repair and service tools are used Further Acromag has automated test equipment that thoroughly checks and calibrates the performance of each module Please refer to Acromag s Service Policy Bulletin or contact Acromag for complete details on how to obtain parts and repair IntelliPack Series 822A Alarm User s Manual Dual Thermocouple Input PRELIMINARY SERVICE PROCEDURE INPUT SPECIFICATIONS Before beginning repair be sure that all installation and The unit must be wired and configured for the intended input type configuration procedures have been followed The unit routinely and range see Installation Section for details The following performs internal diagnostics following power up or reset During paragraphs summarize this model s input types ranges and this period all LED s will turn ON momentarily and the green applicable specifications Run LED flashes If the diagnostics complete successfully the Run LED will stop flashing after two seconds and then remain DC Voltage User configured for seven bipolar DC voltage ON This indicates that the unit is operating normally If the ranges 1 0V 500mV 250mV 125mV 62 5mV Run LED continues to flash then this is indicative of a problem 31 3mV and 15 6mV See Table 7 In this case use the Acromag IntelliPack Config
13. snaps solidly into place To remove a module first separate the input terminal block s from the bottom side of the module to create clearance to the DIN mounting area Next insert a screwdriver into the lower arm of the DIN rail connector and use it as a lever to force the connector down until the unit disengages from the rail Electrical Connections All terminal strips can accommodate wire from 14 24 AWG stranded or solid copper Input terminals can use 14 22 AWG wire Strip back wire insulation 1 4 inch on each lead before installing into the terminal block Input wiring may be shielded or unshielded twisted pair Since common mode voltages can exist on signal wiring adequate wire insulation should be used and proper wiring practices followed IntelliPack Series 822A Alarm User s Manual Dual Thermocouple Input It is recommended that alarm contacts and power wiring be WARNING For compliance to applicable safety and separated from the input signal wiring for safety as well as for performance standards the use of shielded cable is low noise pickup Note that input power and relay terminal recommended as shown in Drawing 4501 639 Further the blocks are plug in type and can be easily removed to facilitate application of earth ground must be in place as shown in Drawing 4501 639 Failure to adhere to sound wiring and grounding practices may compromise safety amp performance module removal or replacement without removing indivi
14. 1 DIN Rail Mounting xx0x DIN rail mount Type EN50022 T rail 35mm Connectors Removable plug in type terminal blocks rated for voltages and currents up to 300V and 15A output amp power or 300V and 10A inputs Accomodates wires in range 14 24 AWG output or 14 22 AWG input stranded or solid copper Separate terminal blocks are provided for each input power amp relay contacts CJC terminal blocks orange color should not be removed or exchanged For supply connections use No 14 AWG copper wires rated for at least 75 C Case Material Self extinguishing NYLON type 6 6 polyamide thermoplastic UL94 V 2 color beige general purpose NEMA Type 1 enclosure Printed Circuit Boards Military grade FR 4 epoxy glass Shipping Weight 1 pound 0 45 Kg packed APPROVALS xxx0 0 Agency Approvals CE UL Listed and cUL Listed UL3121 First Edition CSA C22 2 No 1010 1 92 Low Voltage Directive 72 23 EEC EMC 89 336 EEC Directives Product approval is limited to the general safety requirements of the above standards Warning This product is not approved for hazardous location applications ENVIRONMENTAL SPECIFICATIONS Operating Temperature 25 C to 70 C 13 F to 158 F Storage Temperature 40 C to 85 C 40 F to 185 F Relative Humidity 5 to 95 non condensing Power Requirements 10V Minimum to 36V DC Maximum Current draw is a function of the supply voltage see Table 8 An
15. A E COMPUTER CONNECTIONS DINE art COM T E Q 6 FOOT CABLE ERI 5030 902 L PORT ADAPTER 16 NTELLIPACK CABLE CABLE SCHEMATIC REFERRED TO AS REVERSE TYPE ATTACH ADAPTER TO COM1 OR COM2 ON THE PC COM PORTS ARE SOFTWARE CONFIGURED g Euer Acroma 008 aE RELAY Move O SET O rst1 RST2 10 TO 36VDC POWER RUN PWR LED GREEN STATUS LED YELLOW RELAY 1 LED YELLOW RELAY 2 LED YELLOW MODE SWITCH SET SWITCH RELAY 1 RESET SWITCH RELAY 2 RESET SWITCH CONFIGURATION PORT FOR Um MODULE CONFIGURATION SEE USER S MANUAL INTELLIPACK MODULE N 4501 635A 5195 uue v VZZ8 5995 oegilel indu ejdnooouuoau 1 enq GL
16. Acromag S IntelliPack Series 822A Alarms Dual TC mV Inputs USER S MANUAL ACROMAG INCORPORATED 30765 South Wixom Road P O BOX 437 Wixom MI 48393 7037 U S A Tel 248 624 1541 Fax 248 624 9234 Copyright 1997 Acromag Inc Printed in the USA Data and specifications are subject to change without notice 8500 566 E06L002 IntelliPack Series 822A Alarm User s Manual Dual Thermocouple Input Safety Summary Symbols on equipment A The information contained in this manual is subject to change without notice Acromag Inc makes no warranty of any kind with regard to this material including but not limited to the implied warranties of merchantability and fitness for a particular purpose Further Acromag Inc assumes no responsibility for any errors that may appear in this manual and makes no Means Caution refer to this manual for additional information commitment to update or keep current the information contained in this manual No part of this manual may be copied or reproduced in any form without the prior written consent of Acromag Inc Table of Contents 1 0 INTRODUCTION DESCRIPTION e nhe Pme eR Ph Habre Key IntelliPack 822A Features ACCESSORY ITEMS IntelliPack Configuration Software IntelliPack Serial Port Adapter
17. NVERTER AND MULTIPLEXER DOWNSCALE BREAK JUMPER BKA AND IN JUMPER BKB AND IN4 nii MICROCONTROLLER AND SUPPORT LOGIC INTEGRATED EEPROM AND FLASH MEMORY SPDT RELAY 2 FRONT PANEL LED S AND SWITCHES POWER ISOLATION CONFIGURATION PORT RJ11 6 CONDUCTOR SPDT RELAY 1 33 10 36VDC DC SWITCHER 92 gt no OUTPUT ISOLATION 46 NO1 v 45 cmt L 44 No2 v 42 0 cme L 41 36 35QNC 34QNC 31 NC D SHLD 22 C T MODEL 822A SIMPLIFIED SCHEMATIC MODEL 822A SIMPLIFIED SCHEMATIC AND RELAY CONTACT PROTECTION 4501 626B 5195 uue v VZZ8 seues oegileil indu ejdnooouuoau 1 enq Digital Process Variable Input 1 PV 1y lt Engineering Units Degrees C F K Reading on PC Monitor Digital Process Variable Input 1 PV 2 Engineering Units Degrees C F K Reading on PC Monitor Analog INPUT type Sensor Trim Z amp FS T C CJC On Off Sensor Break UP DN Solid State Relay Isolating Multiplexer SENSOR INPUT BLOCK ANALOG INPUT 2 Thermocouple Counts INPUT 2 Counts INPUT 1 ANALOG INPUT 1 Thermocouple Analog INPUT type Sensor Trim Z amp FS T C CJC On Off Sensor Break UP DN Counts SENSOR INPUT BLOCK MODEL 822A 0200 ALARM FUNCTIONAL BLOCK DIAGRAM ALARM FUNC
18. Port Adapter which serves as an isolated interface converter between EIA232 and the IntelliPack SPI port standard RJ11 6 wire phone jack Baud Rate EIA232 19 2K baud SOFTWARE CONFIGURATION Units are fully programmable via our user friendly Windows 95 or NT IntelliPack Configuration Program 5030 881 A cable 5030 902 and converter 5030 913 are required to complete the interface see Software Interface Package 800C SIP See Drawing 4501 635 The following alarm attributes are programmable via the IntelliPack Configuration Software Refer to the IntelliPack Alarm Configuration Manual 8500 563 for a more detailed explanation of these attributes and their application Input 1 amp Input 2 Configuration Input Range The alarm can be configured to accept any of the input types ranges described in the Input Specifications using the IntelliPack Configuration Software Input Temperature Units Can be configured to use C F or K units IntelliPack Series 822A Alarm User s Manual Dual Thermocouple Input Input Alarm Type Select Limit Alarm Window Alarm On Off Controller Deviation Alarm Peak Valley Detector or Rate of Change Alarm see description in Alarm Configuration Input CJC Cold Junction Compensation Thermocouple units only Must be set to ON when directly connecting a thermocouple to the module default The CJC can be set to OFF when connecting a millivolt source representing temperatu
19. ROVED METAL ENCLOSURE OR SUB SYSTEM PARTICULARLY FOR MAKING ADDITIONAL GROUND CONNECTIONS WHICH COULD APPLICATIONS WITH VOLTAGES GREATER THAN OR EQUAL TO 75VDC 50VAC 4501 639 A GENERATE GROUND LOOPS AND MEASUREMENT ERROR 5195 uue v VZZ8 seues yOEdlll lu indu ejdnooouuoau enq 9L NOTES ALL RELAY CONTACTS SHOWN 8XXA RELAY OUTPUT IN DE ENERGIZED CONDITION RELAY 1 RELAY 2 TYPICAL DIN RAIL MOUNTED RELAY NCW coy com CONTACT a al PROTECTION A 4 ae D M OO cl amp Y ne 46 45 44 43 42 41 POWER d e s a e DIODE DC RELAY POWER l1 E S SM gm m lt eB LOCATE RELAY NEAR LOAD 22222 AAAA rs cant E DC POWERED INTERPOSING RELAY UUUBUU UUUUUU 46 45
20. TION BLOCK r Alarm Operating Functions Limit Alarm Window Alarm ON OFF Controller Peak Valley Alarm Rate of Change Alarm Key Alarm Parameters per Alarm Function Configuration Software or Push Buttons Limit Alarm Window Alarm ON OFF Controller Peak Valley Alarm Rate of Change Alarm Key Alarm Parameters per Alarm Function Configuration Software or Push Buttons BLOCK Configuration Variables High or Low Limit Alarm Relay Alarm Delay Automatic Reset or Latching Failsafe Non Failsafe RELAY CONTACT OUTPUTS Relay 822A 0200 SPDT ALARM FUNCTION ALARM OUTPUT BLOCK r Alarm Operating Functions Configuration Variables High or Low Limit Alarm Relay Alarm Delay Automatic Reset or Latching Failsafe Non Failsafe RELAY CONTACT OUTPUTS Relay 822A 0200 SPDT ALARM OUTPUT BLOCK 4501 693A 5195 uue v VZZ8 seues oegileil indu dno5Souu su enq PC INTEL 486 OR HIGHER PROCESSOR RUNNING WIN95 OR WIN NT PC RUNNING ACROMAG CONFIGURATION SOFTWARE S J INTELLIPACK SERIAL ADAPTER RJ11 JACK 6 CONDUCTOR RJ11 PLUG RJ11 PLUG 6 CONDUCTOR 6 CONDUCTOR 9 CONNECTOR DB9S A MATES TO THE DB9P MODEL 5030 913 SEAE PORT Ge w HOST COMPUTER SERIES 8xx
21. arity protection Inputs Connect input s per Electrical Connections Drawing 4501 639 Observe proper polarity when making connections see label for input type Input to input isolation is limited to within the common mode voltage range up to 48V Note that TC inputs require two small jumper wires at the input terminals to select upscale or downscale break detection Be sure that these jumpers are either configured or removed as required by your application and before attempting calibration Small offset errors may occur if the jumpers are changed after input calibration Output Contacts Wire relay contacts as shown in Electrical Connections Drawing 4501 639 See the Alarm Relay Specifications for power capacity If necessary an interposing relay can be used to switch higher currents as shown in Interposing Relay Connection Drawing 4501 634 Electromechanical Relay Contact Protection To maximize relay life with inductive loads external protection is required For DC inductive loads place a diode across the load 1N4006 or equivalent with cathode to and anode to For AC inductive loads place a Metal Oxide Varistor MOV across the load See Relay Contact Protection Drawing 4501 626 for details IMPORTANT Noise and or jitter on the input signal has the effect of reducing narrowing the instrument s deadband and may produce contact chatter The long term effect of this will reduce the life of mechanical relays To reduc
22. built in alarm relays Each relay may have high or low setpoints plus deadband configured Both the alarm setpoints and deadband may be adjusted over the full input range of the unit Relay actuation is user selected for failsafe or non failsafe operation Relays may also be configured as latching in which case a push button reset is required to reset the latch this may also be accomplished via software control Additionally a programmed relay time delay may be applied to filter transients and minimize nuisance alarms Each relay has a yellow LED on the front of the module that provides a visual indication of the high or low alarm condition Green Run and yellow Status LED s provide local feedback of the operating mode field configuration status and system diagnostics Front panel push buttons are provided to reset a latched alarm and to facilitate field reconfiguration in the absence of a host computer IntelliPack Series 822A Alarm User s Manual Dual Thermocouple Input Wide alarm functionality and convenient reprogrammability makes these alarms extremely powerful and flexible over a wide range of applications These models may be configured as limit alarms window alarms on off controllers deviation alarms peak detect alarms and rate of change alarms Other functions are possible consult the factory All IntelliPack modules are designed to withstand harsh industrial environments They feature RFI EMI ESD EFT and surge
23. detection function will not activate until the input signal has exceeded the user specified peak or valley start sensing level for the user specified amount of time delay Once the peak valley function has been activated the input is monitored to detect a retreat in the input by an amount specified as the deadband value When this occurs the relay will enter the alarm state no delay applies The relay remains in the alarm state until the signal has further retreated beyond a user specified deactivate value no delay applies Note that if the start value is greater than the deactivate value then a peak condition will be detected Otherwise a valley detection will be made Rate of Change The relay will enter the alarm state when the programmed rate of change threshold value is exceeded by the input signal s rate of change The relay remains in the alarm state until the input signal s rate of change has retreated below a user specified dropout rate of change value The input signal rate of change is calculated as a running average of 2 samples over a 1 second time interval this allows input transients to be filtered The module always monitors the absolute rate of change in the input signal and will activate with either a positive or negative rate of change The rate of change threshold and dropout values may be adjusted in the field via the module s push buttons and LED s units second are selected during host computer configuration
24. dual wires TC inputs require two small jumpers at the input terminals to select upscale or downscale break detection see Drawing 4501 639 Before calibrating an input be sure that these jumpers are either configured or removed as required by your 3 0 MODULE CONFIGURATION application Small measurement errors may occur if the jumpers are changed after input calibration Factory units are calibrated The alarm module needs to be configured for your specific and shipped without these jumpers Be sure to remove power application Complete configuration is done using Acromag s and or disable the load before unplugging the terminals to Windows 95 or NT Configuration Program and the IntelliPack uninstall the module installing or removing jumpers or before Serial Port Adapter Configuration details are included in Alarm attempting service All connections must be made with power Configuration Manual 8500 563 Limited field configuration via removed the module s push buttons and LED s is covered below CAUTION Risk of Electric Shock More than one disconnect FIELD CONFIGURATION switch may be required to de energize the equipment before servicing 3 4 Power Refer to Electrical Connections Drawing 4501 639 Variations in power supply voltage within rated limits has negligible effect on module accuracy For supply connections use No 14 AWG wires rated for at least 75 C The power terminal is diode coupled for reverse pol
25. e relay will enter the alarm state when either the user defined high or low setpoint is exceeded for the specified amount of time Relay remains in alarm until the input signal has retreated past the defined setpoint plus any deadband for the specified amount of time On Off Controller The relay will enter the alarm state when the on setpoint has been exceeded for the specified amount of time Relay remains in alarm until the input signal has retreated past the off setpoint deadband does not apply for the specified amount of time Note latching relays are not applicable to On Off Controllers Deviation Both Inputs Required The deviation alarm positive negative or absolute uses the difference between the inputs to generate an alarm condition One input is selected to serve as the reference and the deviation of the other input is measured from this Positive deviation is determined via input1 input2 negative deviation via input2 input1 and absolute deviation is determined via the absolute value of input1 input2 The relay will enter the alarm state when the deviation limit has been exceeded for the specified amount of time The relay remains in the alarm state until the signal has retreated to within the deviation limit plus any deadband for the specified amount of time Peak Valley Detection An alarm condition is produced for a user defined peak max or valley min condition of the desired input signal The peak valley
26. e this undesired effect you should increase the effective deadband Grounding See Electrical Connections Drawing 4501 639 The module housing is plastic and does not require an earth ground connection However there are mounting positions on the input terminals to connect a cable shield plus earth ground These connections are isolated from the input circuit and their use is recommended to minimize noise and help protect the unit from potentially damaging input transients This program mode allows adjustment to key alarm parameters in the field without having to connect a host computer Field reprogrammability is accomplished via the alarm module s SET and MODE push buttons and LED s see Drawing 4501 631 Field reconfiguration via these controls will vary depending on the alarm function see Table 5 Equipment Required An accurate input millivoltage source or thermocouple calibrator adjustable over the range required for setpoint and dropout deadband Note For best results the input source must be accurate beyond the required specifications For voltage inputs use a voltage source with an output impedance of 1000 or less General Field Programming Procedure The following procedure uses the corresponding relay LED indicators constant ON or FLASHING to indicate which relay parameters relay 1 or 2 are being modified see Table 5 CAUTION To avoid damage to the unit do not insert sharp or oversized objects in
27. er blue 260 to 0 5 C Constantan red 400 C 822A 0200 C Dual mV TC Inputs Dual SPDT Relays Pt 13 Rh black 50 to 1 0 C Constantan red 1768 C General The IntelliPack Model 822A is a DC powered dual poe C alarm which conditions two channels of thermocouple or purple 200 to 3096 Constantan red 1000 C 0 C G Acromag s Application Engineers can provide further millivolt inputs and provides two Single Pole Double Throw SPDT electromechanical alarm relays Isolation is supplied between the input the relay contacts and power This alarm is DIN rail mounted The unit is configured and calibrated with our user friendly Windows 95 or NT IntelliPack Configuration Program Push buttons on the module allow field adjustment of setpoint Nicrosil orange 230 to NISIL red 170 C 1 0 170 to 1300 C 0 5 C Pt 10 Rh gray 260 to 1 0 Pt 6 Rh red 1820 C and deadband where applicable All calibration and TC Input Reference Test Conditions All TC types with configuration information is stored in non volatile 10mV setpoints e g Type J at 0 C to 186 C deadband reprogrammable memory in the module 1 C Alarm Type Failsafe High Limit Ambient 25 C Power Supply 24V DC Alarm Delay 200ms MODEL NUMBER DEFINITION TC Input Bias Current 10nA maximum TC mV inputs 100nA typical with TC break detection IntelliPack Alarms are color coded with a
28. h buttons are pressed after 2 minutes then the alarm will return to normal operating mode the green Run LED will light and no changes will have been made to the configuration 3 Latching alarms require a push button reset to exit the alarm state this may also be accomplished under software control 4 Deadband and latching relays have no application with respect to on off controller functionality 5 Rate of change units e g volts per second are software configured and cannot be changed in the field via the module s push buttons 6 Note that alarm operating functions may be selected on a per relay basis For example relay 1 could function as a limit alarm monitoring the input while relay 2 if present functions as an on off controller monitoring the input 7 During field configuration of dual relay models the relay LED will be ON or FLASHING corresponding to the relay being programmed and the parameter being adjusted as in Table 5 Table 5 Field Configuration Relay LED Mode Indication ALARM RELAY 1 or 2 LED FUNCTION ON FLASHING HI LO Setpoint HI LO Dropout High Setpoint 4 0 THEORY OF OPERATION Refer to the block diagram of Drawing 4501 626 and the functional block diagram of Drawing 4501 693 to gain a better understanding of the circuit Note that these alarms pre filter the input signals and alternately connect each input to a precision A D converter via solid state relays By alternately connecting
29. in the IntelliPack Alarm Configuration Manual 8500 563 DESCRIPTION The Series 822A Alarm is another member of the popular Acromag IntelliPack Alarm amp Transmitter family This model accepts two channels of DC millivoltage or thermocouple TC input signals and provides two Single Pole Double Throw SPDT electromechanical alarm relays Each IntelliPack module contains an advanced technology microcontroller with integrated downloadable flash memory and EEPROM for non volatile program configuration calibration and parameter data storage Units are fully reprogrammable via our user friendly Windows 95 or NT IntelliPack Configuration Program In field reconfiguration is also possible with module push buttons and status LED s Once configured these modules may operate independent of the host computer for reliable embedded monitoring and control The 822A provides two input channels for either DC millivoltage or thermocouple signals Thermocouple reference junction compensation linearization and open circuit or TC break detection is included Limited channel to channel isolation is achieved by alternately switching the input signals to an A D converter via solid state relays IntelliPack alarms use a high resolution low noise Sigma Delta Analog to Digital Converter ADC to accurately convert the input signal into a digitized value User defined alarm Setpoints are compared to this digitized value and used to control the
30. ly to latched alarms If the alarm is latching it is recommended that the deadband be set to a minimum IMPORTANT Noise and or jitter on the input signal has the effect of reducing narrowing the deadband and may produce contact chatter Another long term effect of contact chatter is a reduction in the life of mechanical relay contacts To reduce this undesired effect increase the deadband setting Alarm Indicators One yellow LED per relay provides a visual status indication of when a relay is in alarm IntelliPack Series 822A Alarm User s Manual Dual Thermocouple Input Relay Time Delay Programmable from 0 milliseconds to 4 Notes seconds in 200ms increments for this model used to help filter input transients and avoid nuisance alarming A minimum delay of 200ms is recommended for increased noise immunity and to maintain conformance to applicable safety standards Relay Operating Mode User configurable for failsafe operation relay deenergized in alarm state or non failsafe operation relay energized in alarm state Failsafe mode provides the same contact closure for alarm states as for power loss while non failsafe mode uses alarm contact closure opposite to power loss conditions Relay Reset Relays may be configured to automatically reset when the inputs retreat past their setpoints and deadband or relays may latch into their alarm state One push button reset switch per relay is located on the fro
31. material for the agent s inspection For repairs to a product damaged in shipment refer to the Acromag Service Policy to obtain return instructions It is suggested that salvageable shipping cartons and packing material be saved for future use in the event the product must be shipped This module is physically protected with packing material and electrically protected with an anti static bag during shipment However it is recommended that the module be visually inspected for evidence of mishandling prior to applying power r CAUTION SENSITIVE ELECTRONIC DEVICES DO NOT SHIP OR STORE NEAR STRONG ELECTROSTATIC ELECTROMAGNETIC MAGNETIC OR RADIOACTIVE FIELDS This circuit utilizes static sensitive components and should only be handled at a static safe workstation INSTALLATION The alarm module is packaged in a general purpose plastic enclosure Use an auxiliary enclosure to protect the unit in unfavorable environments or vulnerable locations Stay within the specified operating temperature range for best performance As shipped from the factory this unit has a default configuration and factory calibration as shown in Table 2 WARNING Applicable IEC Safety Standards may require that this device be mounted within an approved metal enclosure or sub system particularly for applications with voltages greater than or equal to 75VDC or 50VAC Table 2 822A Default Factory Configuration CONFIGURATION PARAMETER INPUT 1
32. nt of the module and is used to exit the latched state this may also be accomplished under software control A latched relay cannot be reset until its input signal has returned into its normal operating range with deadband applied and after the relay time delay Note that when the input returns to or leaves the normal operating range the relay and its LED will transfer after the relay time delay has expired That is time delay applies to both activating and deactivating the relay Other IntelliPack Configuration Software Capabilities In addition to configuring all features of the module described above the IntelliPack Configuration Software includes additional capabilities for testing and control of this module as follows e Monitors the input signal values and alarm status and allows polling to be turned on or off Also monitors the reference temperature of each channel s CJC circuit e Allows a configuration to be uploaded or downloaded to from the module Also provides a means to rewrite a module s firmware if the microcontroller is replaced or a module s functionality is updated Provides controls to separately calibrate each input and temperature reference circuit It also provides controls to restore the original factory input or reference calibration in case of error Provides controls to reset a module Provides controls to reset a latched alarm same effect as a push button alarm reset at the module Allo
33. nts ACCESSORY ITEMS The following IntelliPack accessories are available from Acromag Acromag also offers other standard and custom alarm and transmitter types to serve a wide range of applications please consult the factory IntelliPack Configuration Software Model 5030 881 IntelliPack alarms and transmitters are configured with this user friendly Windows 95 or NT Configuration Program This software also includes the IntelliPack Alarm Configuration Manual 8500 563 and IntelliPack Transmitter Configuration Manual 8500 570 These manuals describe software operation and various alarm and transmitter functions in detail On line help is also built in All alarm and transmitter functions are programmable and downloadable to IntelliPack modules via this software Non volatile memory provides program configuration and data storage within the IntelliPack IntelliPack Serial Port Adapter Model 5030 913 This adapter serves as an isolated interface converter between the EIA232 serial port of the host computer and the Serial Peripheral Interface SPI port of the IntelliPack module It is used in conjunction with the Acromag IntelliPack Configuration Software to program and configure the modules This adapter requires no user adjustment no external power and operates transparent to the user It receives its power from the IntelliPack module The adapter has a DB9S connector that mates to the common DB9P serial port connector of a h
34. ost computer IntelliPack Series 822A Alarm User s Manual Dual Thermocouple Input The adapter also has a 6 wire RJ11 phone jack to connect to the IntelliPack alarm module via a separate interconnecting cable described below Refer to Drawing 4501 635 for computer to IntelliPack connection details IntelliPack Cable Model 5030 902 This 6 wire cable is used to connect the SPI port of the IntelliPack Serial Port Adapter to the IntelliPack This cable carries the SPI data and clock signals reset signal and 5V power and ground signals The cable is 7 feet long and has a 6 wire RJ11 plug at both ends which snap into jacks on the Serial Port Adapter and the IntelliPack module IntelliPack Software Interface Package Model 800C SIP The IntelliPack Interface Package combines the Configuration Software 5030 881 Alarm Configuration Manual 8500 563 Transmitter Configuration Manual 8500 570 Serial Port Adapter 5030 913 and Cable 5030 902 into a complete kit for interfacing with IntelliPack Alarms and Transmitters 2 0 PREPARATION FOR USE UNPACKING AND INSPECTION Upon receipt of this product inspect the shipping carton for evidence of mishandling during transit If the shipping carton is badly damaged or water stained request that the carrier s agent be present when the carton is opened If the carrier s agent is absent when the carton is opened and the contents of the carton are damaged keep the carton and packing
35. protection low temperature drift wide ambient temperature operation and isolation from inputs to power and relay contacts As a wide range DC powered device these units may be powered from DC power networks incorporating battery back up Additionally the input power terminal is diode coupled providing reverse polarity protection This allows the unit to be connected to redundant power supplies or several units to safely share a single DC supply Units are DIN rail mounted and removable terminal blocks facilitate ease of installation or replacement without having to remove wiring Alarm relay and power wiring are inserted at one side of the unit while input wiring is inserted at the other side Connectors are an industry standard screw clamp type and accept a wide range of wire sizes The safe compact rugged reconfigurable and reliable design of this alarm makes it an ideal choice for control room and field applications Custom alarm configurations are also available please consult the factory Key IntelliPack 822A Features e Agency Approvals CE UL Listed amp cUL Listed e Windows Configuration Fully reconfigurable via our user friendly Windows 95 or NT Configuration Program e Nonvolatile Reprogrammable Memory This module has an advanced technology microcontroller with integrated non volatile downloadable flash memory and EEPROM e Convenient Field Reprogrammability The unit includes push button reconfigu
36. ration of key alarm functions in combination with status LED s to facilitate in field changes without having to connect a host computer e Wide Alarm Functionality The unit is programmable for a wide range of alarm types including limit window on off controller deviation peak detection or rate of change alarms Other functions are possible consult the factory Flexible DC Voltage or Thermocouple Inputs Accepts either DC voltage or thermocouple TC input signals Linearization upscale downscale break detection and TC reference junction compensation are included e High Power SPDT Relays The module includes two single pole double throw SPDT electro mechanical relays for switching voltages to 230VAC at currents up to 5A Fully Isolated Inputs power amp relay contacts are all isolated from each other for safety and increased noise immunity Limited channel to channel isolation is also provided e Self Diagnostics Built in routines operate upon power up for reliable service easy maintenance and troubleshooting LED Indicators A green LED indicates power A yellow status LED will turn on if input signal is out of range or the sensor is opened A yellow alarm LED indicates when a relay is in alarm These LED s also have other functions in field program mode Key IntelliPack 822A Features continued e Wide Ambient Operation The unit is designed for reliable operation over wide ambient temperatures e
37. re directly to the module s input terminals Input Calibration The configuration software can be used to calibrate each input circuit of this module and restore a module s original factory input calibration in case of miscalibration Each channel s temperature reference circuit CJC may also be calibrated and the original factory CJC calibration may be restored in case of miscalibration Note Before calibrating a TC input with CJC ON allow the module to warm up for at least 10 minutes for best performance Also be sure to calibrate the unit with the input upscale or downscale jumpers already installed or removed as required by your application Units are factory calibrated without break detection Alarm 1 amp Alarm 2 Configuration Each input of this model may be configured for one of six different alarm types operating functions Alarm Operating Functions The following gives a brief description of current available alarm operating functions for this model Other modes are possible consult the factory Limit Alarm Limit alarms have only a single high or low setpoint applied to an input at a time The relay will enter the alarm state when either the user defined high or low setpoint is exceeded for the specified amount of time Relay remains in alarm until the input has retreated past the setpoint plus any deadband for the specified amount of time Window Window alarms have both high and low setpoints on an input at a time Th
38. t 2 Used to reset a latched alarm for relay 2 LED Indicators See Dwg 4501 631 for Location Operating Mode Run Green Constant ON indicates power is applied and unit is operating normally Flashing ON OFF indicates unit is performing diagnostics first second following power up or has failed diagnostics after a few seconds Status Yellow Flashing ON OFF indicates an over under range condition exists at an input Relay 1 Alarm Yellow Constant ON indicates alarm condition for relay 1 During field configuration this LED has a different function see below Relay 2 Alarm Yellow Constant ON indicates alarm condition for relay 2 During field configuration this LED has a different function see below Field Confiquration Mode Run Green Turned OFF in this mode Status Yellow Blinks each time the SET push button is pressed to capture an input signal in this mode Relay 1 Alarm Yellow Constant ON or flashing ON OFF indicates whether configuration parameter 1 or 2 of relay 1 is being programmed in this mode see Table 5 Relay 2 Alarm Yellow Constant ON or flashing ON OFF indicates whether configuration parameter 1 or 2 of relay 2 is being programmed in this mode see Table 5 HOST COMPUTER COMMUNICATION Host Computer Communication Configuration information is downloaded from the host computer through its EIA232 serial port This port must be connected to the module through an IntelliPack Serial
39. tegory Overvoltage Category Il environment per IEC 1010 1 1990 Radiated Field Immunity RFI Designed to comply with IEC1000 4 3 Level 3 10V M 80 to 1000MHz AM amp 900MHz keyed and European Norm EN50082 1 Electromagnetic Interference Immunity EMI No relay trips will occur beyond 0 25 of input span from setpoint under the influence of EMI from switching solenoids commutator motors and drill motors Electrical Fast Transient Immunity EFT Complies with IEC1000 4 4 Level 3 2KV power 1KV signal lines and European Norm EN50082 1 Surge Immunity Complies with IEC1000 4 5 Level 3 2 0KV and European Norm EN50082 1 Electrostatic Discharge ESD Immunity Complies with IEC1000 4 2 Level 3 8KV 4KV air direct discharge to the enclosure port and European Norm EN50082 1 Radiated Emissions Meets or exceeds European Norm EN50081 1 for class B equipment FIELD CONFIGURATION AND CONTROLS Field programmability of key alarm functions e g setpoint and deadband is accomplished with module push buttons and LED indicators in the absence of a host computer However the unit must be initially configured using the IntelliPack Configuration Software before alarm setpoint or deadband can be changed in the field Module Push Buttons See Dwg 4501 631 for Location Mode Used to change mode of field configuration Set Used to accept input data during field calibration Reset 1 Used to reset a latched alarm for relay 1 Rese
40. the inputs via solid state switches limited channel to channel isolation is achieved to within the common mode voltage range The thermocouple reference junction signals connect to the A D directly The A D converter stage then multiplexes the input and reference junction signals applies appropriate gain digitally filters the signal and performs analog to digital conversion The digitized signal is then transmitted serially to a microprocessor The microprocessor compares the digitized signal to the limit value according to the alarm type and completes all necessary alarm functions per its embedded program The program configuration and calibration parameters are stored in non volatile memory integrated within the microprocessor Only those functions required by an application are actually stored within memory and new functionality can be easily downloaded from a PC using the IntelliPack Configuration Software A wide input switching regulator isolated flyback mode provides isolated 5V power to the circuit 5 0 SERVICE AND REPAIR CAUTION Risk of Electric Shock More than one disconnect switch may be required to de energize the equipment before servicing SERVICE AND REPAIR ASSISTANCE This module contains solid state components and requires no maintenance except for periodic cleaning and alarm configuration parameter setpoint deadband etc verification Since Surface Mounted Technology SMT boards are generally difficult to
41. to the push button switch openings When depressing the push buttons use a blunt tipped object and apply pressure gradually until you feel or hear the tactile response 1 Connect a precision voltage source or thermocouple calibrator to the input as required see Drawing 4501 639 2 Apply power and the module s green Run LED will light 3 Press and hold the MODE push button until the green Run LED goes out and the relay 1 LED turns on see Table 5 In this mode the unit is ready to accept an input for parameter 1 of relay 1 per Table 3 below If you do not wish to change this parameter skip to step 6 4 Adjust the input source level for relay parameter 1 as shown in Table 3 according to your alarm function Table 3 Relay Config Parameter 1 Per Alarm Function Controller On Setpoint Value Deviation Alarm Set the Deviation Amount Use Proper Polarity between inputs IntelliPack Series 822A Alarm User s Manual Dual Thermocouple Input General Field Programming Procedure continued 5 Press the SET push button to accept the relay 1 parameter indicated in Table 3 Note that each time SET is pressed the yellow Status LED will flash once and the value at the input will be captured 6 Press the MODE button one time and the relay 1 LED should start flashing see Table 5 This indicates the unit is ready to accept the second parameter of relay 1 as shown in Table 4 Table 4 Relay Config
42. uration Software Voltage Input Reference Test Conditions 15 6mV input to reconfigure the module and this will usually cure the problem range Setpoint at 10mV Deadband 0 5mV Alarm If the diagnostics indicate a problem via a continuously flashing Type Failsafe High Limit Ambient Temperature 25 C green LED or if other evidence points to a problem with the unit Power Supply 24V DC Alarm Delay 200ms an effective and convenient fault diagnosis method is to Input bias current 10nA maximum 100nA typical with exchange the questionable module with a known good unit TC Break Detection The IntelliPack Serial Port Adapter also contains a red LED Thermocouple User configured for the eight types of visible at the small opening in the enclosure to the right of the thermocouples shown in Table 6 Supports J K T R S E RJ11 receptacle If this LED is OFF or Flashing then a B and N types Linearization cold junction compensation communication interface problem exists The adapter receives and open circuit or lead break detection is included See its power from the IntelliPack module A constant ON LED Table 6 indicates a properly working and powered serial interface adapter Table 6 TC Types Ranges and Accuracy technical assistance if required When needed complete repair Type coer rane services are available from Acromag EE ae 760 C Eg K Chromel yellow 200 to 0 5 C Alumel black 1372 C 6 0 SPECIFICATIONS T Copp
43. ws optional user documentation to be written to the module Documentation fields are provided for tag number comment configured by location and identification information This information can also be uploaded from the module and printed via this software e Allows a module s complete configuration to be printed in an easy to read one or two page format including user documentation For complete information on the IntelliPack Configuration Software refer to Alarm Configuration Manual 8500 563 11 7i MODEL 822A 0200 DUAL TC INPUT DUAL SPDT RELAY RELAY 1 FUNCTION RELAY 2 FUNCTION 7 9 SPDT RELAY 1 l SPDT RELAY 2 ALARM DEFINITIONS lt a FIGURE A DC INDUCTIVE LOADS iH Y eo LOAD DCV TY RELAY CONTACTS IN4006 OR EQUIVALENT FIGURE B AC INDUCTIVE LOADS 5 LOAD ACV 6 a RELAY CONTACTS ey GE MOV METAL OXIDE VARISTOR RELAY CONTACT PROTECTION x SCREW TERMINAL NUMBER 12 TEMP SENSE 1 JUMPERS A AND B REQUIRED FOR TC BREAK DETECTION CHANNEL 1 SHOWN UPSCALE CHANNEL 2 SHOWN DOWNSCALE UPSCALE BREAK INPUT SIGNAL CONDITION NG INPUT SIGNAL CONDITION TEMP SENSE 2 NG UPSCALE BREAK JUMPER BKA AND IN JUMPER BKB AND IN 16 BIT A D CO
44. y contains high reliability Form C Normally Open and Normally Closed SPDT contacts One relay is assigned to each input and each relay may have different alarm functions assigned to it SPDT Alarm Relay Specifications Electrical Life CSA Ratings 25VDC 5A 10 operations resistive 48VDC 0 8A 10 operations resistive 240VDC 0 1A 10 operations resistive 120VAC 240VAC 5A 3x10 operations resistive Note To control a higher amperage device such as a pump an interposing relay may be used see Interposing Relay Connections Drawing 4501 634 Contact Material Silver cadmium oxide AgCdO Initial Dielectric Strength Between open contacts 1000VAC rms Expected Mechanical Life 20 million operations Note External contact protection is required for use with inductive loads see Contact Protection Drawing 4501 626 Failure to use adequate protection may reduce contact life or damage the unit Relay Response No Relay Time Delay Relay contacts will switch within 500ms for an input step change from 10 of span on one side of an alarm point to 596 of span on the other side of the alarm point ENCLOSURE PHYSICAL SPECIFICATIONS See Enclosure Dimensions Drawing 4501 631 Units are packaged in a general purpose plastic enclosure that is DIN rail mountable for flexible high density approximately 1 wide per unit mounting Dimensions Width 1 05 inch Height 4 68 inches Depth 4 35 inches see Drawing 4501 63
45. yellow label The prefix Thermocouple Reference Accurate to better than 0 4 C 8 denotes the IntelliPack Series 800 while the A suffix typical at 25 C 0 01 C per C over temperature specifies that outputs are alarm contacts TC Linearization Within 0 25 C of the NIST tables TC Break Detection Jumpers Required Thermocouple 822A Monitors 2 DC millivoltage or thermocouple TC inputs failure lead break detection can be configured for upscale or downscale For upscale place jumpers between BKA amp IN and BKB amp IN input terminals For downscale place jumpers between BKA amp IN and BKB 0 Options None reserved for future use amp IN input terminals Jumpers should be set or 2 Output Two SPDT relays removed as required prior to input calibration 0 Enclosure DIN rail mount 0 Approvals Pending please consult factory 0200 The four digits of this model suffix represent the following options respectively IntelliPack Series 822A Alarm User s Manual Dual Thermocouple Input General Input Specifications Accuracy For TC inputs see Table 6 Voltage input accuracy is typically better than 0 05 Accuracy includes repeatability linearization amp reference junction error TC inputs but does not include sensor error Accuracy Versus Temperature Better than 0 005 of input span per C or 1uV C whichever is greater A D Resolution Resolution is given in Table 7 per range
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