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20

A100h 
JANUARY 2020

NOTE: 

Hansen Gas Controllers HGD-C-2 and HGD-C-8 cannot be used with old style gas detector, i.e. HEC4-N100, etc.

WIRING SCHEMATIC FOR CONTROLLER AND DETECTOR

External Power Supply 

EARTH GRD 

CUSTOMER 

BMS 

3100-35 

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CONTROLLER 

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GAS ALERT 

GAS DETECTOR 

GAS DETECTOR 

Summary of Contents for HGD-EC-NH3-100

Page 1: ...sent in the surrounding environment The analog outputs 4 20mA or 0 10V DC can interface with nearly any existing monitor computer or PLC controller The sensor elements are mounted internally on the en...

Page 2: ...120 F 50 C 4 F 20 C to 122 F 50 C 13 F 25 C to 131 F 55 C VOLTAGE REQUIREMENTS 24 VDC 18 24 VAC 20 100 240 VAC 50 60 Hz 80W max D Cell BaVery HUMIDITY RANGE NON CONDENSING 5 90 RH 15 90 RH electroche...

Page 3: ...e most likely sources of leakage Perimeter detection is where detectors completely surround the area in question The size and nature of the area will help to decide which method is the most appropriat...

Page 4: ...D AVOID FALSE ALARMS REDUCING BUSHING SCREEN STAND ALONE CONTROL The Hansen Gas Detector can operate as a stand alone device All that is needed is a 24V AC DC power supply LOCAL AND REMOTE VISUAL AUDI...

Page 5: ...nly 3 Internal Alarm Buzze 4 Power Connections x2 5 Digital Connection MODBUS 6 Analog Connection 7 Tactile Switch 1 8 Ribbon Cable to Sensor 9 Tactile Switch 2 10 Relay 3 Connection FAULT 11 Relay 2...

Page 6: ...f the detector measures the gas dependent light transmission while the other channel is used as a reference The ratio between measurement and reference signal is used to determine the gas concentratio...

Page 7: ...el or branching multiple units from the main bus may introduce impedance mismatches reflections and or signal distortions Avoid long stubs when connecting detectors to the bus should be less than 3 De...

Page 8: ...is proportional to the detected gas concentration GAS CONCENTRATION 4 20mA 1 SV 0 SV 2 l0V 0 l0V 0 4mA lV ov 2V ov 50 12 mA 3V 2 5V 6V 5V 100 20 mA 5V 5V l0V lOV TABLE 6 FIG 11 8b Zero Adjustment 9 Bu...

Page 9: ...n user would need to download the Hansen Gas Detector App from either Google Play Store or Apple Store SENSOR SETUP In order to utilize the Bluetooth option sensors will need to be setup individually...

Page 10: ...verify the instrument functionality The steps to perform a bump test with the Hansen Gas Detector APP 1 Connect adapter and gas cylinder according to the instructions in the General Calibration Proce...

Page 11: ...ogrammable Logic Controller PLC Data logging is available on the HGD C 8 via the integrated SD card which can be removed to allow download of the logged data to a computer External Component Descrip2o...

Page 12: ...scrip on 1 Integrated Visual Alarm 2 Controller Power and Fault LEDs 3 Channel 1 and 2 alarm mute bu ons 4 Power Fault Low High Alarm LEDs 5 M16 Cable Glands x6 6 M20 Cable Glands x2 Component Descrip...

Page 13: ...UARY 2020 INSTALL DIMENSIONS 8 CHANNEL CONTROLLER FIG 18 5 625 0 0 0 6 0 O 0 ____ __ 16 J 1 47 REFERENCE NOT TO SCALE REFERANCE NOT TO SCALE 47 0 13 2 8 0 16 5 625 6 INSTALL DIMENSIONS 2 CHANNEL CONTR...

Page 14: ...14 A100h JANUARY 2020 FIG 20 CONTROLLER WIRING CONNECTIONS...

Page 15: ...he currently selected menu item is indicated with triangle pointers to the left and right of the description If the menu list is longer than can be displayed up and down arrow keys on the right side o...

Page 16: ...nec ng you must ENABLE Bluetooth from this menu screen From the LCD contrast seqng screen use the arrow keys to adjust the contrast from 1 63 with 30 being the default The brightness of front panel LE...

Page 17: ...MS device non Amer pted to e to edit ord a 30 s amer enter n 0 seqngs ma on nt since re rd bring assigned accessed either by selec ng CHANNEL CONFIG from the main menu or by pressing the channel numbe...

Page 18: ...ttings of the Hansen gas detector must match the BMS system to work correctly The 3 form C relays that are included in the Hansen gas detector fault low alarm high alarm can be configured to be fail s...

Page 19: ...D display open the clear cover and remove the LED display panel by removing the 4 screws On the backside of the LED display adjust the poten ometer labeled Z un l the KEY FEATURES GAS ALERT SYSTEM Pro...

Page 20: ...N100 etc WIRING SCHEMATIC FOR CONTROLLER AND DETECTOR External Power Supply EARTH GRD CUSTOMER BMS 0 J w w I i i z i 0 0 n r7 r7 r7 I i t i t ppm L J L J L J I 0 w I i i z 0 0 n 0 0 i 0 0 0 z 5 5 w w...

Page 21: ...connected to relay _______________________________ OK Check Analog Output in Use e g 0 5V 4 20 mA _______________________________ OK 2 On Site Gas Calibration Initial the following encircle OK when co...

Page 22: ...EP1 Handheld unit without sensor module HGD C 2 31 1012 Electrochemical 0 50 500 PPM HGC C 8 8 Channel controller 115 230 VAC 31 1013 Electrochemical 0 500 2000 PPM 31 1032 Filter 10 pack CALIBRATION...

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