Uniphos 500DT Скачать руководство пользователя страница 27

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Trouble shooting guide:

Normal fault

Cause

Remedy

Transmitter unit

not getting

powered on

Loose connection
on supply cables

Reverse polarity

Verify the cable

connections on

Connector CN7 of the

bottom board.

Transmitter

LCD/OLED showing

Error-

No sensor

sensor is not

properly plugged

in the sensor

housing

Remove the sensor &

re-plug it again

carefully

Transmitter

LCD/OLED showing

Error-

Sensor

–

drift

Or Over-Range

Sensor due for

calibration

Go for calibration

Transmitter is

initialized

properly but loop

current 4- 20 mA

signal is not

available.

Signal out wire
(Green) shorted
with the ground

wire.

Cross verify the
wiring.

Check “4mA

Enable/Disable” option

Содержание 500DT

Страница 1: ...1 of 33 UNIPHOS 500DT Digital Transmitter Uniphos Envirotronic Pvt Ltd Readymoney Terrace 167 Dr Annie Besant Road Worli Mumbai 400 018 India INSTRUCTION MANUAL...

Страница 2: ...y Signal 4 20mA 13 Settings 15 C Operation 19 Gas alarm Conditions Advice 20 Fault alarm Conditions Advice 21 D Calibration 22 Guidelines 22 Calibration procedure 22 Calibration Diagnostics Protection...

Страница 3: ...ly ensuring that the components are not damaged otherwise the approval may be adversely affected wrong readings could occur and persons relying on this product for their safety could sustain serious p...

Страница 4: ...gnal which can be connected to any control system like DCS PLC etc Designed with non volatile memory the transmitters have total memory retention capacity There is provision to have mute function of t...

Страница 5: ...es easy installation and the fastest routine operation by removing the need for hot work permits in hazardous areas Using easy to replace plug in sensor modules downtime is also reduced and on going c...

Страница 6: ...6 of 33 B Installation Various parts of the gas transmitter are shown in the following diagram Figure 1 500 DT Transmitter overview...

Страница 7: ...we suggest placing the sensor approximately 12 30 cm above the level of a potential leak source or near the roof in indoor installation For gases heavier than air we suggest placing the sensor 12 30 c...

Страница 8: ...r supply signal cable connections Opening on the Left hand side is equipped with 1 2 NPT M20 conduit fitting outlet Use certified cable gland for cable entry It is to be used for the Relay cable entri...

Страница 9: ...9 of 33 Figure 2 Outline drawing Front side views with outline dimensions...

Страница 10: ...e a resistance of 100 ohm maximum Maximum cable lengths between the controller transmitter The table give below is for guidance only Users should calculate maximum distances using actual data for the...

Страница 11: ...11 of 33 Wiring Schematic diagram UNIPHOS transmitter can be wired in current source mode as shown in the below wiring schematic diagram Figure 3...

Страница 12: ...follow Ref Figure 4 Relay Cable Guideline Optional The transmitter is equipped with one potential free Relay optional contacts Relay connections are labeled NO normally open NC normally closed C commo...

Страница 13: ...e as shown in the figure 4 Connect 3 wires as following Positive Supply 24V 24 VDC to the labeled terminal Signal 4 20mA 4 20mA loop signal to the labeled terminal Negative Supply AGND Ground wire to...

Страница 14: ...14 of 33 Figure 4 System wiring diagram Note The Armored cable Screen is to be terminated on to the Earthing point provided on interior of the Enclosure...

Страница 15: ...activation Alm1 threshold Level Value This is Low alarm activation level Alm2 Short term Threshold Level Value This is High alarm activation level Mask This is factory setting Please do not change it...

Страница 16: ...t towards left position After the last digit blinking cursor disappears press K2 to accept changes and go to the next prompt 3 ALM2 xxxx In a similar fashion the set ALM2 and move to the next prompt 4...

Страница 17: ...ovision is given to activate deactivate the Relays operations site when required Oxygen Selection This provision is given to enable disable the Relays Alarm logic for Oxygen gas To go into the paramet...

Страница 18: ...Date Key K2 is used to increment the digit where the cursor is positioned and key K1 is used to shift the cursor to the next towards left position After the last digit blinking cursor disappears pres...

Страница 19: ...ion 1 UNIPHOS 500 DT Model number of the product 2 KwkSense Lite Name of the product 3 VERSION XX XX XXa Current software version 4 ERROR NO SENSOR Error message if sensor is not connected 5 CAL DATE...

Страница 20: ...larm relay triggers the connected device Visual Indicator LED turns to blue color Numeric LCD OLED display indicates the gas concentration currently present in ppm LEL or V V HIGH GAS ALARM The gas co...

Страница 21: ...t conditions Fault condition 4 20mA Output LED Visual Indicator LCD OLED display Sensor self test fail At start up sensor self test failed 2 mA Visual Indicator LED turns to red color Numeric LCD OLED...

Страница 22: ...chemical sensors Tygon may poison a catalytic combustible sensor over time Higher flow rate of calibration gas could give incorrect reading due to pressure build up over the sensor Calibrate the senso...

Страница 23: ...pan gas or calibration gas value to enter which is available for the calibration of the unit On this prompt by using key K2 span gas value can be incremented decremented Key K1 is used to toggle betwe...

Страница 24: ...alibration Wait for the transmitter to return to normal operation Replace the empty gas cylinder with a full cylinder repeat process Calibration gas concentration is too low or too high Calibration ga...

Страница 25: ...to 2 months or a long interval Other Settings Take the magnetic wand to K2 system will prompt to enter Password Enter 0004 and proceed forward for loop current settings 4 20mA Please see the below tab...

Страница 26: ...g the Sensor The sensor is secured in SS adaptor with sinter or filter screen depending on gas Clean the sinter filter only with a dry brush being careful not to clog the screen Clearing the Sensor Th...

Страница 27: ...LCD OLED showing Error No sensor sensor is not properly plugged in the sensor housing Remove the sensor re plug it again carefully Transmitter LCD OLED showing Error Sensor drift Or Over Range Sensor...

Страница 28: ...n the sensor module a Battery back up is not necessary to retain values in the event of Power outages Loop Resistance 600 ohms maximum for 4 20 mA loop current signal Self Test Automatic self test of...

Страница 29: ...ument 1 year Sensor 1 year on proportional basis Approval Optional 1 ATEX Ex db IIC T4 Gb Tamb 20 C to 85 C 2 IECEx Ex db IIC T6 Gb Tamb 20 C to 40 C Ex db IIC T5 Gb Tamb 20 C to 55 C Ex db IIC T4 Gb...

Страница 30: ...0 PPM 0 1 PPM 040A SO2 sensor electro chemical Sulphur Dioxide 0 20 PPM 0 1 PPM 050A Phosphine sensor electro chemical Phosphine 0 10 PPM 0 01 PPM 055A Phosgene Sensor electro chemical Phosgene 0 1 PP...

Страница 31: ...9C Flammable sensor Pellistor Acetylene 0 100 LEL 1 LEL 099D Flammable sensor Pellistor Butanol 0 100 LEL 1 LEL 099E Flammable sensor NDIR Methane 0 100 LEL 1 LEL 099F Flammable sensor NDIR Methane 0...

Страница 32: ...32 of 33 Notes...

Страница 33: ...9909994042 91 7574839945 Email Id info uniphos envirotronic com After Sales Support email id service uniphos envirotronic com Website www uniphos envirotronic com Issue 0 Rev 07L Date 08 02 2022 Prepa...

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