Global Buyers Store Global Buyers Store Global Buyers Store
Contents
1. DIGITAL PANEL METER Instruction Manual Thank you for purchasing our product One Year Limited Warranty Globalbuyersstore warrants your newly purchased product against defects in material and workmanship existing at the time of manufacture for a period of one years from the date of purchase Warranty Registration is not necessary to obtain the applicable warranty on the product The date of purchase will be used to determine the warranty period when warranty service is requested lt is important to read the Setup Guide before installing or commissioning this instrument as it contains important information relating to safety and EMC Please verify the panel cutout dimensions and mount according to instructions SAFETY CONSIDERATIONS Unpacking and Inspection Your instrument has been carefully tested and inspected prior to shipment Unpack the instrument and inspect for obvious shipping damage Please do not attempt to install or operate the unit if damage is found This instrument is a panel mount device protected in accordance with Class of EN 61010 Installation of this instrument should be done by Qualified personnel In order to ensure safe operation the following instructions should be followed This instrument has no power on switch it will be in operation as soon as power is connected Do not make signal wiring changes or connections when power is applied to the instrument Make signal connections before power is applie2. is the temperature to turn the J1 or J2 relay on AL1 or AL2 is the temperature to turn the J1 or J2 relay off When AH1 gt AL1 or AH2 gt AL2 the J1 or J2 alarm is set for absolute high alarm as shown in Figure 5 below When AH1 lt AL1 or AH2 lt AL2 the J1 or J2 alarm is set for absolute low alarm as shown in Figure 6 below When AH1 AL1 or AH2 AL2 the J1 or J2 alarm is deactivated Please note that J2 can t be used as alarm when Outy is set to 1 or 4 Rear or Figure 6 Absolute low alarm Figure 5 Absolute high alarm 6 Auto Tuning The auto tuning function also called self tuning can automatically optimize the PID parameters for the system The auto tuning function will use the On off mode to heat up the system until it passes the set point Then let it cool down It will repeat this about three times Based on the response time of the e mail sales globalbuyersstore com P 4 6 GLOBALBUYERSSTORE system the built in artificial intelligence program will calculate and set the PID parameters for the controller If your system has a very slow response the auto tuning could take a long time Figure 7 Auto tuning 6 1 To activate Auto tuning press and hold key until the AT indicator starts to blink which indicates auto tuning is in progress When AT stops blinking the auto tuning is finished Now newly calculated PID parameters are set to be used for the system Please note th
3. Proporional Constant 0 1 99 00 1 inegral Time 2 1990 8e0 100 6 a a Derivative tine 0 000 8e0 20 7 Sa uF SouF Damp Consent 01 10 o2 8 Tat ot CycleRae 2 100 6e 2 9 True Fut Digial FiterStengh 0 3 0 10 Amn AN LA AST The values of the P I and D parameters are critical for good response time accuracy and stability of the system Using the Auto tune function to automatically determine these parameters is recommended for the first time user If the auto tuning result is not satisfactory you can manually fine tune the PID constants for improved performance Note 5 Proportional Constant P P is also called the proportional band Its unit is the percentage of the temperature range e g For a K type thermocouple the control range is 1500 C P 5 means the proportional band is 75 C 1500x5 Assuming the set temperature SV 200 When integral and derivative d actions are removed the controller output power will change from 100 to 0 when temperature increases from 125 to 200 C The smaller the P value is the stronger action will be for the same temperature difference between SV and PV Note 6 Integral time I Brings the system up to the set value by adding to the output that is proportional to how far the process value PV is from the set value SV and how long it has been there When decreases the response speed is faster but the system is less stable When increa
4. Thermocouple TC K E S R J T B WRe3 25 RTD Resistance temperature detector Pt100 C u50 48x 48x 75mm 1 16 DIN Copyright 2006 2012 www globalbuyersstore com 3 Front Panel and Operation Figure 1 Front panel 1 AL1 Relay J1 output indicator AL2 Relay J2 output indicator AT On for manual mode Blinking during auto tuning process OUT SSR output indicator 2 Value increment Select next parameter 3 Value decrement Select previous parameter 4 Auto tuning Digit shift Set Confirm Manual Auto switching Reset for Limit control mode Measured temperature or Process Value PV T Set temperature or Set Value SV 4 Terminal Wiring back view DAOA ore e o 4 pole Nc com No J1 Power 85 265V COM Common always connect to this it is the moving part of the relays switch NC Normally Closed COM is connected to this when the relay coil is off NO Normally Open COM is connected to this when the relay coil is on Figure 2 Wiring diagram 4 1 Sensor connection 4 1 1 Thermocouple The thermocouple should be connected to terminals 9 and 10 Make sure that polarity is correct There are two commonly used color codes for the K type thermocouple US color code uses yellow positive and red negative Imported DIN color code uses red positive and green blue negative The temperature reading will decrease as temperature increases if the conne
5. be needed Please see Application Example 4 4 3 SSR output power does not come from the input of the SSR The output of the SSR is a single pole switch between terminal 1 and 2 of the SSR The input of the SSR is for control or triggering the SSR Please note we are talking about the SSR itself not the SSR control output of the controller Figure 10 shows how the SSR output should be wired When switching a North American 240V AC power the heater will be live even when the SSR is off User should install a double pole mechanical switch to the power input 4 4 4 SSR Solid State Relay has infinite life time if it is used properly It will make the controller last longer 5 Parameter Setting For safety reasons the controller parameters are divided into three groups with different pass codes You should only give the code to those who have the responsibility and knowledge of how to properly change it Code 0089 contains the parameters for system configuration that may need to change during the initial set up Code 0036 contains the parameters for tuning performance Code 0001 is for controlling temperature and alarm settings Copyright 2006 2012 www globalbuyersstore com 5 1 System Configuration Parameters accessed by code 0089 The system configuration parameters are listed in table 1 To change the parameters press enter code 0089 and press 6 again Then follow the flow chart in Figure 3 Parameter Display oy
6. is either the external switching device output its wiring or the heater If the external switching device is not on then the problem is either the controller output or the external switch device 11 3 Poor Accuracy Please make sure calibration is done by immersing the probe in liquid Comparing with reference in air is not recommended because response time of sensor depends on its mass Some of our sensor has response time gt 10 minutes in the air When the error is larger than 5 F the most common problem is improper connection between the thermocouple and the controller The thermocouple needs to be connected directly to the controller unless a thermocouple connector or an extension wire is used A copper connector copper wire or thermocouple extension wire with wrong polarity connected on the thermocouple will cause the reading drift more than 5 F Copyright 2006 2012 www globalbuyersstore com e mail sales globalbuyersstore com P 6 6
7. ad directly Small Heater 120VAC L Fuse Figure 12 This is for loads that draw less than 3 Amp of current only For parameter settings please refer to example 1 11 Error Message and trouble shooting 11 1 Display EEEE This is an input error message The possible reasons are the sensor is not connected correctly the input setting is wrong type or the sensor is defective If this happens when using thermocouple sensor you can short terminals 9 and 10 If the display shows the ambient temperature the thermocouple is defective If it still displays EEEE check the input setting Inty to make sure it is set to the right thermocouple type If Inty setting is correct the controller is defective For RID sensor check the input setting first because most controllers are shipped with input set for thermocouple Then check the wiring The two red wires should be on terminals 9 and 10 The clear wire should be on terminal 8 11 2 No heating When controller output is set for relay output the AL2 LED is synchronized with output relay When controller output is set for SSR output the OUT LED is synchronized with SSR control output If there is no heat when it is supposed to check the AL2 or OUT first If it is not lit the controller parameter setting is wrong If it is on check external switching device if the relay is pulled in or the red LED of the SSR If the external switching device is on then the problem
8. at Auto tuning is only for PID control mode when outy is set at 1 or 2 6 2 To stop the Auto tuning press and hold key until AT indicator stops blinking Then the previous PID parameters value are resumed 7 Manual mode Manual mode allows the user to control the output as a percentage of the total heater power It is like a stove dial The output is independent of the temperature sensor reading One application example is controlling the strength of boiling during beer brewing You can use the manual mode to control the boiling so that it will not boil over to make a mess The manual mode can be switched from PID mode but not from On off mode To switch from the PID to the manual mode press and hold the key until the AT indicator turned on about 4 seconds In the manual mode the top display is for the process temperature The bottom right is the percentage of power output The bottom left display show an r for user to easily identify the controller is in manual mode To switch from manual to PID mode press and hold key until the AT indicator turned off This controller offers bumpless switch from the PID to manual mode If the controller outputs 75 of power at PID mode the controller will stay at 75 when it is switched to the manual mode until it is adjusted manually 8 Limit control mode The Limit control mode will shut the heater off when SV is reached The heater will no
9. ction is reversed e mail sales globalbuyersstore com P 2 6 GLOBALBUYERSSTORE 4 1 2 RTD sensor For a three wire RTD with standard DIN color code the two red wires should be connected to the terminals 9 and 10 The white wire should be connected to terminal 8 For a two wire RTD the wires should be connected to terminals 8 and 9 Jump a wire between terminals 9 and 10 Set controller input type Inty to P100 1 resolution or P10 0 0 1 resolution 4 2 Power to the controller The DC power cables should be connected to terminals 1 and 2 Terminal 1 is positive and 2 is negative When connecting to an AC power source polarity does not matter It can be powered by 85 265V AC DC power source Neither a transformer nor jumper is needed to wire it up For the sake of consistency with the wiring example described later we suggest you connect the hot wire to terminal 2 and neutral to 1 Since the controller is in a plastic shell ground wire is unnecessary 4 3 Control output connection Two control output options are offered by this controller 1 The SSR control output provides an 8V DC signal that can control up to 4 SSRs in parallel 2 The J2 relay output can be used to turn on a contactor or a solenoid valve It can also drive a small heater directly if the heater draws lt 3 Amperes For application that needs two control outputs such as one for heating and other for cooling J1 relay can be used for the second output w
10. d and if reconnection is required disconnect the power before such wiring is attempted Do not connect more than one meter to the same power supply if the meters cannot use the same signal ground o Do not exceed voltage rating stated on the specifications o Always disconnect power before changing signal and power connections o Do not use this instrument on a work bench without its case for safety reasons o Do not operate this instrument in flammable or explosive atmospheres o Do not expose this instrument to rain or moisture Whenever EMC is an issue always use shielded cables Instrument which will not be installed immediately should be stored in a clean dry location O WARNING The use of this instrument in a manner other than specified may impair the protection of the instrument and subject the user to hazard Careful use of the instrument will provide years of reliable service Please consult your licensed electrician electrical engineer for professional advice before installation At the end of its life cycle dispose of this product in accordance with local and national disposal regulations The information contained in this document is believed to be correct but we accept no liability for any errors it may contain and reserve the right to alter specifications without notice Copyright 2006 2012 Globalbuyersstore Digital World All Rights Reserved This document may not be copied photocopied reproduced translated or re
11. duced to any electronic medium or machine readable form inwhole or in part without our prior written permission Copyright 2006 2012 www globalbuyersstore com e mail sales globalbuyersstore com P 1 6 GLOBALBUYERSSTORE 1 16 DIN PID Digital Temperature Controller INSTRUCTION MANUAL Version 3 2 A Caution e This controller is intended to control equipment under normal operating conditions If failure or malfunction of it could lead to an abnormal operating condition that could cause personal injury or damage to the equipment or other property other devices limit or safety controls or systems alarm or supervisory intended to warn of or protect against failure or malfunction of the controller must be incorporated into and maintained as part of the control system _ s Features The PID control with artificial intelligent enhancement for precision temperature control Auto tuning function can find the best PID parameter automatically On off control mode for refrigerator motor and solenoid valve control application Bumpless transfer between Auto and Manual control Limit control for safety protection and special applications The output can be set for SSR output control or relay contactor control by the user Two contact relays can be configured as one PID and one alarm output dual alarm outputs or dual On off control Support 10 different types of commonly used temperature sensor inputs 2 Specification
12. ee ee ee ae Inout S Selecti Operation Mode Gr Enter Code l E y KX oe E mo e Poe TXT XXXX gt LEGGE Hysteresis Band E a e Input offset oe Display Unit C F Figure 3 System setup flow chart 1 Press to enter setting mode 2 Press 5 and to enter parameters 3 Press Gi to confirm 4 Press or to select the new parameter Table 1 System configuration parameters Ay Hyseress Band oo 03 Pse sb Inputomser T000 r000 deq 0 0 rd ra ContorFuncion 0 heatng 1 Gooirg 0 tarr oo Depeyunt ocre o Note 1 The controller is preset for RTD type of sensor input If any other type of sensor is used the Inty value needs to be changed to the corresponding symbol as shown in Table 2 Table 2 Temperature sensor code Sy mbol Working Temperature Range AN TC Type T 200 400 C 320 752 F 6 Fe TC Type R 50 1600 C 58 2900 F TC Type J 200 1200 C 320 2200 F AJ TC Type K 200 1300 C 320 2400 F TC Type E 200 900 C 320 1650 F TC Type B 350 1800 C 660 3300 F RTD Pt100 199 9 600 0 C 326 2 1112 0 F rl l TC WRe3 25 0 2300 C 32 4200 F og RTD Pt100 199 600 C 326 1112 F RTD Cu50 50 0 150 0 C 60 300 F Note 2 The value of outy determines the control mode When it is set to 0 Relay J1 J2 as alarm out
13. ill turn on to warn the operator and turn off when the temperature drops below 205 3 F The system consists of a 1200W 120V AC heater a Pt100 RTD sensor a 25A AC SSR and a 12 V DC buzzer SSR Solid State Relay has infinite life time if it is used properly It will make the controller last longer a Wiring diagram The Load can be powered by a separate supply source Wiring the controller or heater with 240V AC is the same as with 120V AC Heater o 120VAC L Figure 10 Typical wiring for high precision control set up It shows how the RTD sensor and SSR should be wired b Parameter setting These are the parameters that need to be changed from the initial value Inty P10 0 for Pt100 RTD sensor with 0 1 resolution input SV 200 0 F for the target temperature AH1 205 5 F and AL1 205 3 F for the alarm e mail sales globalbuyersstore com P 5 6 GLOBALBUYERSSTORE 9 3 A furnace needs to be controlled to hold a temperature Power source is 240V AC Heating element is 1800W 240V It is switched by a contactor The coil voltage of the contactor is 24V AC A K type thermocouple is used as the temperature sensor L2 li 11 240VAC Fue WF 4 Heater Contactor Figure 11 Wiring example for a load that requires different voltages than that for the controller power supply This diagram also applies to a 24V solenoid valve if the contactor and heater are replaced by the valve 9 4 Drive a lo
14. ith on off control mode Please note J1 can t be used for main control output Both J1 and J2 can be used as alarm output if they are not used as control output 4 3 1 Connecting the load through SSR Solid State Relay Connect the terminal 7 to the negative input and terminal 6 to the positive input of the SSR Set the system output configuration outy to 2 or 3 depending on the control mode used See Application Example for details 4 3 2 Connecting the load through the built in relay J1 relay is for alarm output only Set the system output configuration outy to 0 1 2 3 or 4 depending on the control mode used Please see Application example for details 4 4 For first time users without prior experience with PID controllers the following notes may prevent you from making common mistakes 4 4 1 The power to the heater does not flow through terminal 1 and 2 of the controller The controller consumes less than 2 watts of power It only provides a control signal to the relay Therefore 20 gauge wires are sufficient for providing power to terminal 1 and 2 Thicker wires may be more difficult to install 4 4 2 The J1 J2 relay are dry single pole switches They do not provide power by themselves Figure 09 shows how it is wired when providing a 120V output or when output has the same voltage as the power for controller If the load of relay requires a different voltage than that for the controller an additional power source will
15. put SSR output disabled SV value invalid 1 Relay J1 as alarm output J2 as PID controlled relay contact output SSR output disabled AH2 and AL2 setting invalid used in maintaining a constant temperature SV Target temperature 2 Relay J1 J2 as alarm output SSR PID non contact control output used in maintaining a constant temperature SV Target temperature 3 Relay J1 J2 as alarm output SSR for Limit control output SV Control Value 4 Relay J1 as alarm output J2 as Limit control relay contactor output SV Control value SSR output disabled AH2 and AL2 setting invalid 200 C A l 1800 C aS 3 e mail sales globalbuyersstore com P 3 6 GLOBALBUYERSSTORE Note 3 Hysteresis Band also called dead band or differential Hy is used for On off control and Limit control Its unit is in degrees C or F For On off control mode the output will be off when PV gt SV and on again when PV lt SV Hy for heating For cooling the output will be off when PV lt SV and on again when PV gt SV Hy For Limit control mode the controller can not be reset to turn on the output when PV gt SV Hy for heating and when PV lt SV Hy for cooling 5 2 PID Parameters accessed by code 0036 The PID and relevant parameters are listed in table 3 To change the parameters press enter code 0036 and press again The parameter flow chart is similar to Figure 3 Table 3 PID and relevant parameters P P
16. ses the respond speed is slower but the system is more stable Note 7 Derivative time d Responds to the rate of PV change so that the controller can compensate in advance before ISV PVI gets too big A larger number increases its action Setting d value too small or too large would decrease system stability causing oscillation or even non convergence Normally d is set to 1 4 of the value Note 8 Damp constant This constant can help the PID controller further improve the control quality It uses artificial intelligence to dampen the temperature overshoot When its value is too low the system may overshoot When its value is too high the system might be over damped SouF too low SouF acceptable SouF too high Figure 4 Damp constant Copyright 2006 2012 www globalbuyersstore com Note 9 Cycle rate ot It is the time period in seconds that the controller use to calculate its output e g If ot 2 and the controller output is set to 10 the heater will be on 0 2 second and off 1 8 seconds for every 2 seconds Smaller ot value result in more precision control For SSR output ot is normally set at 2 For relay or contactor output it should be set longer to prevent contacts from wearing out too soon It normally set to 20 40 seconds Note 10 Digital Filter FILt FILt 0 filter disabled FILt 1 weak filtering effect FILt 3 strongest filtering effect Stronger filtering increases the stability of the readout display b
17. t be turned on again until the controller is reset manually press the key for 5 seconds When powered on it will not start the heating until reset button is pressed The controller can t be reset when the temperature is within Hysteresis Band Hy To use the Limit control mode set outy to 3 or 4 Then set the Hy to the range that you want reset to be blocked To start the heating or cooling press key for 5 second or until the out indicator is on outy 4 SV 100 Hy 3 The heating stops after it reached 100 degree Relay on Figure 8 Limit control mode Copyright 2006 2012 www globalbuyersstore com 9 Application Example 9 1 A furnace needs to be controlled at 1200 F The power source is 120V AC The heating element is 1800W 120V It is switched on off by a contactor The coil voltage of the contactor is 120V AC A K type thermocouple is used as the temperature sensor a Wiring diagram The Load can be powered by a separate supply source K type TC Contactor 120VAC L Fuse Figure 9 Typical wiring for high power and high temperature applications such as oven or kiln temperature control b Parameter setting These are the parameters that need to be changed from the initial value outy 1 for PID mode with relay output ot 20 to increase the relay life time SV 1200 F for the target temperature 9 2 A water tank needs to be controlled at 200 0 F If temperature is over 205 5 F the alarm w
18. ut causes more delay in the response to changes in temperature 5 3 Temperature setting and Alarm setting accessed by code 0001 The temperature and alarm parameters are listed in table 4 To change the parameters press enter code 0001 and press again The parameter flow chart is similar to Figure 3 Table 4 Temperature and alarm parameters ital Seting Nok J i T2 C M ottemperare 00 C ion temperate s00 C e ofemperare 900 E A Note 11 There are two ways to set the target temperature a During the normal operation mode press or once to switch the display from PV to set value The display will start to blink Press or again to increase or decrease the SV When finished wait 8 seconds and the settings will take effect automatically the display will stop blinking b Press key once Use and keys to enter code 0001 Press key to confirm then the display would be SV u Press key again to display the SV setting Use and keys to enter the new SV value and press to confirm Press key to change the display to END Then press to exit You can also ignore the steps after confirmation of SV The controller will returns to normal operation mode automatically if no key is pressed for 1 minute 80 0 Note 12 Alarm setting The J1 relay is controlled by parameters AH1 and AL1 And the J2 relay is controlled by parameter AH2 and AL2 AH1 or AL2
Download Pdf Manuals
Related Search