Analox 4000 - Temperature Monitor User Manual
Contents
1. INTERFERENCE Whilst all reasonable precautions have been taken within the instrument circuitry and the case is RF screened it is still possible in common with other instruments that very strong local radio frequency fields could cause interference This will show up as erratic readings on the LED display Where possible RF sources such as potable radio Transmitters or telephones should not be operated very close to the instrument Document Ref 4KO 800 03 November 2010 Page 9 ANALOX looking after the air YOU breathe Analox 4000 Temperature Monitor User Manual INSTALLATION The 1000 Range of ANALOX Instruments are available in two forms 1 Suitable for insertion in a 19 inch Rack frame occupying 74 of a standard 3U frame 2 Suitable for direct mounting in an existing instrument panel For details of dimensions cut outs and mounting centres refer to the specifications page of this handbook The frame mounting version should be inserted in a suitable rack and secured by the 4 corner screws and plastic bushes supplied with the Instrument Refer to connection details below When fitting the panel mounted version the nut and retainer assemblies should be left attached to the instrument as supplied and the whole assembly inserted into the panel easing the retainers into the 10mm holes Tightening the 4 screws will expand the retainers locking them into the panel If the instrument is subsequently removed f2. looking after the air YOU breathe Analox 4000 Temperature Monitor User Manual Analox Sensor Technology Ltd 15 Ellerbeck Court Stokesley Business Park North Yorkshire TS9 5PT T 44 0 1642 711400 F 44 0 1642 713900 W www analox net E info analox net Analox 4000 Temperature Monitor User Manual Document Ref 4KO 800 03 November 2010 Page 2 ANALOX looking after the air YOU breathe Analox 4000 Temperature Monitor User Manual Contents Packng Contents ChESKIISE seatamtana dat esi tun t pin reii pErE ru E EE PES REE EEE EErEE EEr Page 4 SPECMCAUON E IGCIIC A tee een ee ee eet Page 5 OUO OM MMC RM Page 6 Car a ae Page PAVE IM ODS AO Me MNT T Page 8 PRIA SQM gece ayer see A A A A E O Page 9 BAO IS ACKUD eae E E O EEE E EE EE EEE E EE O EEEE A Page 9 NEE NC E E E E E S S EEA ES E E E Page 9 A AAO MT E E E E EEE E E EE EAE E E E Page 10 Rear Panel Connections cccccccecccececeeeceeceeeeeeeceeeceeeseeeseeeseeeeeeteeeseeeaeeeaes Page 10 POW GN UNO Page 10 Signal INPUT QUTD UM Page 11 ARD TS Ol AS erties rete crests arera preted no iste nate tea neti ceed saree ante E Page 11 Repair and Service f TT eee eee Page 11 Specification Mechanical iesus dct canensadaigucmnduenecoadaoseunnanecdneaiatacnscanseanracanens Page 12 LISD OSA On Page 13
3. Document Ref 4KO 800 03 November 2010 Page 3 looking after the air YOU breathe Analox 4000 Temperature Monitor User Manual Packing Contents Checklist A Analox 4000 Temperature Monitor B Air Temperature Sensor SA1S14CD46N001 or SA1S14CD46N002 or C Water Temperature Sensor SA1S14CD47N721 or SA1S14CD47N722 D IEC mains Lead E 2 1mm DC Jack Socket F 2 Way Screw Terminal Socket Block G Trimming Tool H User Manual l Test Certificate Document Ref 4KO 800 03 November 2010 Page 4 ANALOX looking after the air YOU breathe Analox 4000 Temperature Monitor User Manual Analox 4000 Specification ELECTRICAL Range 0 to 100 C Resolution HIGH 0 01 C LOW 0 1 C Electronic Accuracy 0 02 Full Scale Power Supply 85 to 264 VAC 47 to 63 Hz Options Without switching 12v to 32v DC Max Ripple 1v Outputs 0 1 Volt for Chart recorder If Fitted 4 20mA internally powered Alarm Relays 2 x Single pole changeover If Fitted Rated 7 Amp 240v AC 30v DC Configurable to be energised or De energised when in Non Alarm Condition Document Ref 4KO 800 03 November 2010 Page 5 looking after the air YOU breathe Analox 4000 Temperature Monitor User Manual Operating Instructions For Analox 4000 WARNING These instructions should be read and understood by all individuals who will be responsible for operation of this analyser The actions taken as a result of th
4. Width Overall 107mm 74 19 x 3U Rack Weight 2 Kg Panel Mounted version Depth Overall 245mm Height Overall 133mm Width Overall 120mm Weight 2 Kg Panel Cut out Aperture Height 112mm Width 102mm Mounting Centres Holes 4 x 10mm Height 122 5mm Width 91 4mm Centered on Cut Out Environmental Operating Temperature 0 60 C Storage Temperature 40 to 85 C Relative Humidity 95 at 40 C Non Condensing Document Ref 4KO 800 03 November 2010 Page 12 ANALOX looking after the air YOU breathe Analox 4000 Temperature Monitor User Manual DISPOSAL Ah According to WEEE regulation this electronic product can not be placed in household waste bins Please check local regulations for information on the disposal of electronic products in your area Document Ref 4KO 800 03 November 2010 Page 13 looking after the air YOU breathe
5. d at the edge of the control until the knob turns freely After adjustment the locks should be reset in order to prevent accidental movement The SET HI SET LO toggle switch is normally biased to its central position to read the measured value The high alarm trip point is set by moving this switch upward and adjusting the SET HI ALARM control knob until the desired High alarm trip level is displayed The low alarm trip point is set by moving the switch downward and adjusting the SET LO ALARM control knob until the desired level is displayed If the operator only requires to check the currently set alarm points this may be done by just pressing the SET HI SET LO switch to the appropriate position and reading the levels on the LED display OPTIONAL BATTERY BACKUP If the external power supply to the instrument fails the power supply circuitry in the instrument will automatically change over to the internal battery When the instrument is being driven by its internal battery the green STANDBY LED on the front panel will be lit and will remain on until external power is restored The internal battery will provide normal operation for approximately 1 hour When the battery has been discharged to such a level that instrument operation below this level would not be reliable then a trip circuit will turn off the complete instrument and indicate this state by flashing the green STANDBY LED at approximately 1 second intervals
6. d down the right side of the rear panel when viewed from the rear Several signal input options are fitted to the instruments In the case of the Temperature Monitor model 4000 the sensor transmitter should be connected to terminals 14 and 18 Pin 18 is the sensor transmitter excitation voltage and should be connected to the positive of the transmitter NOTE Ensure that there is NO LINK between terminals 15 and 16 this is only fitted when the instrument is used with a voltage input Other signal inputs are not used on the 4000 instrument Two Analog outputs proportional to the measured input signal are available from the instrument Pin 8 provides 0 1 Volt representing O 100 C Pin 9 provides a 4 20 mAmp current representing 0 100 C Pin 7 is the common connection for both outputs The Voltage output should NOT be connected to a load less than 10 000 Ohms The current output is powered from an internal nominal 24 volt supply and can operate into a load from 50 Ohms to 500 Ohms OPTIONAL ALARM RELAYS All instruments in the ANALOX 4000 Range are normally fitted with two relays which can operate in conjunction with the HI and LO alarms The relays have a single pole change over contact arrangements rated to switch up to 7 amps 240v AC or 30v DC The relays may be configured to be energised or de energised when the Instrument is in non alarm state If the relays are configured to be in a normally energised state this wi
7. e Zero control until the display reads 00 00 NOTE The low alarm will trip during the Zero setting process Release the PRESS FOR 0 C switch and carry out the span adjustment procedure 2 Span Adjustment Type a Having carried out the Zero adjustment connect a precision resistor of 124 Ohms 0 196 between the S and S terminals This stimulates the probe resistance at 62 C Using the trimming tool provided with the instrument or a small Instrument screwdriver adjust the CAL control until the display reads 62 00 NOTE The high alarm may trip during this operation depending on the current HI setpoint Remove the 124 Ohm resistor and the connections between and S and and S Re connect the sensor leads to the transmitter terminals and refit the unit cover This completes the calibration process Type b This operation may require two persons if the sensor and instrument are widely separated Depress and hold down the PRESS FOR 62 C switch on the sensor transmitter Using the trimming tool provided with the instrument or a small instrument screwdriver adjust the CAL control until the display reads 62 00 NOTE The high alarm may trip during this process depending on the current HI setpoint Release the PRESS FOR 62 C switch This completes the calibration process ALARM OPERATION If an alarm condition occurs the internal audible buzzer will sound intermittently and t
8. e measured levels must be in strict accordance with the Company and Government regulations INTRODUCTION The Analox 4000 temperature monitor provides a continuous digital display of temperature measured by the Platinum Resistance Sensor The instrument displays the measured value on a 4 75 Digit red LED configured to read over the range 0 to 100 C The resolution of the display may be selected at any time with a front Panel switch which effectively suppresses the least significant digit without affecting the scaling of the instrument The sensors used by the instrument all incorporate highly accurate platinum resistance film detector elements and several physical options can be specified by the user when ordering 1 If RH is also being measured in the same area as the temperature then the two sensors may be combined in a single unit which transmits two separate 4 20mA signals to the two separate instruments i e an Analox 7000 and Analox 4000 2 A watertight sensor assembly mounted in a 75 inch BSP Tapered thread elbow fitting tested to 100 bar pressure suitable for direct inclusion in a hot water supply system 3 A multi purpose fast response probe manufactured from seamless stainless steel and fitted with a 1 8 inch BSP compression fitting movable over its entire length to allow flexibility in sitting the probe 4 Aflat PRT element only which may be bonded with a suitable adhesive to directly measure surface temperatu
9. he yellow HORN LED will flash thereby identifying which instrument is causing the alarm The appropriate red HI or LO LED will indicate the alarm level The audible alarm can then be silenced by pressing the MUTE button this action will also turn off the yellow HORN LED If the reading is still in alarm condition the red HI or LO LED will continue to flash until the measured value returns within the normal band The red LED will then turn off If an alarm condition occurs and the measured value then returns to normal before the MUTE button is pressed then the audible and Document Ref 4KO 800 03 November 2010 Page 8 ANALOX looking after the air YOU breathe Analox 4000 Temperature Monitor User Manual visual alarms ill continue to be active until the MUTE button is pressed This facility allows the operator to be aware of any alarm occurrence whilst the instrument was unattended The alarms have a built in Hysteresis of approximately 0 25 C to overcome nuisance triggering when measuring near the set points This means that if a high alarm occurs with a set point of 35 C then having been acknowledged by pressing the MUTE button the alarm will not clear until the measured value drops below 34 75 C ALARM SETTING Before any adjustments are made to the SET ALARM controls the operator should release the locks on the knobs This is done by moving the small lever locate
10. ll provide a Fail safe facility in that a total power failure will cause the relays to release and signal an alarm condition However the extra power drawn by the relays being energised for most of the time will reduce the time for which the instrument will operate on Battery Back up Contact arrangement is shown on the rear panel Instruments normally leave the factory with the relays configured to ENERGISE IN ALARM conditions REPAIR AND SERVICE Apart from periodic Sensor calibration the Instrument has been designed to provide long trouble free service However in the vent of a fault condition arising contact your local distributor or Analox Sensor Technology Ltd whose address telephone telefax and email appear on the front page of this handbook The instrument contains complex precision circuitry which requires special test equipment to ensure correct internal set up and calibration Internal repairs or adjustments by the user are therefore NOT recommended A Document Ref 4KO 800 03 November 2010 Page 11 ANALOX looking after the air YOU breathe Analox 4000 Temperature Monitor User Manual separate service manual may be purchased by approved service centres from AST Ltd AST Ltd WILL NOT ACCEPT RESPONSIBILITY FOR ANY EVENTS OCCURING AS A RESULT OF UNAUTHORISED ADJUSTMENTS OR REPAIRS TO THE INSTRUMENT MECHANICAL SPECIFICATION Dimensions Rack mounted version Depth Overall 245mm Height Overall 129mm
11. quent re calibration The 4 20 mA sensor transmitter is supplied in two forms a With no external calibration facility b With two external spring loaded switches which permit stimulation of 0 C and 62 C The calibration procedure is slightly different depending on which sensor transmitter has been supplied 1 Zero Adjustment Type a Remove the lid from the transmitter housing and locate the three wires coming from the sensor NOTE THEIR POSITIONS and then disconnect them from the terminals and S together and then terminals and S together Connect a precision 100 Ohm resistor 0 1 between the S and S terminals This stimulates the probe resistance at 0 C Using the trimming provided with the instrument or a small Instrument screwdriver adjust the ZERO control until the display reads 00 00 NOTE The low alarm will trip during the Zero setting Document Ref 4KO 800 03 November 2010 Page 7 ANALOX looking after the air YOU breathe Analox 4000 Temperature Monitor User Manual process Remove the 100 Ohm resistor ONLY and carry out the span adjustment procedure described on the next page Type b This operation may require two persons if the sensor and instrument are widely separated Depress and hold down the PRESS FOR 0 C switch on the sensor transmitter Using the trimming tool provided with the instrument or a small Instrument screwdriver adjust th
12. re All the above sensors communicate with the instrument via a 4 20mA signal loop The 24 volt D C power for the loop is provided by the Analox 4000 instrument Document Ref 4KO 800 03 November 2010 Page 6 ANALOX looking after the air YOU breathe Analox 4000 Temperature Monitor User Manual The instrument is easy to calibrate using the ZERO and CAL adjustments on the front panel User adjustable high and low audio visual alarms together with relays are fitted as standard and these may be adjusted over the full range of the instrument The relay outputs are available on the instrument rear panel Two power supply options are fitted on all instruments as standard Input 1 is a standard IEC 3 pin connector for AC power in the range 85 to 264 VAC 47 to 63 Hz WITHOUT switching or selecting Input 2 is a standard co axial battery charger type connector or a two way screw terminal type connector for low voltage power input in the following range DC 12v to 32v NOTE Polarity of connection of DC is important The internal power supply unit also incorporates a re chargeable nickel cadmium battery which provides up to 1 hour of normal operation in the event of external power failure External power status and internal battery condition are indicated by an LED on the front panel CALIBRATION The instrument and sensor assemblies are fully calibrated before they leave the factory and should not require fre
13. rom the panel it is only necessary to remove the screws the retainers should remain captive in the panel REAR PANEL CONNECTIONS All inputs to and outputs from the instrument are connected via various sockets and terminals on the rear panel of the instrument All connections are identified by labels on the rear panel but are repeated here for convenience POWER SUPPLY Power for the instrument may be derived from 1 of 2 options 1 A C Power in the range 85 to 264 VAC 47 to 63 Hz and connected via a standard IEC 3 pin plug socket A suitable lead is supplied with the instrument NOTE that no voltage selection is required when using this input the instrument will operate from any voltage within the stated range The fuse for this power input is mounted in the rear panel and is rated at 1 Amp T type 2 Low voltage DC in the range 12v to 32v with a ripple not exceeding 1 volt and connected via the battery charger type connector or the 2 way screw terminal type connector THE LOW VOLTAGE DC SUPPLY SHOULD BE EXTERNALLY FUSED at a rating of 1 Amp using a T type delay fuse NOTE that connection polarity is important when using the DC input Document Ref 4KO 800 03 November 2010 Page 10 ANALOX looking after the air YOU breathe Analox 4000 Temperature Monitor User Manual SIGNAL INPUTS AND OUTPUTS All signal inputs and outputs are made to removable screw terminal plugs The main connector is locate
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