Gas leaks are a constant threat to factories!

7000 Plus Toxic Gas Detector (Aluminum)

7000 Plus  for MTI Product


The 7000 Plus Toxic gas detector is designed for use with sensor cartridge of catalytic , electrochemical , PID or NDIR type . 7000 Plus have 4~20mA , Relay , HART (option) & RS-485 signal output interface.

Petrochemical / Pharmaceutical / Chemical / Manufacturing / Aerosol Filling / Steel- Making / Semiconductor etc. hazardous areas

  • 4~20mA output (3-wire or 4-wire).
  • 4~20mA output mode can select Source , Sink , Isolated.
  • RS-485 (Modbus RTU) or HART output .
  • Relay output (A1,A2,Fault).
  • Alarm (A1,A2&Fault).
  • Calibration & adjustment use a magnetic wand.
  • Use MTI Smart Swappable Module.
  • Up to 5 points calibration.
  • Calibration Remind (180 days).
  • CNS approved for hazardous areas use.
  • Low maintenance cost & easy calibration.
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Output signals

Analogue : 4~20mA (3-wire or 4-wire)
Digital : RS-485 (Modbus RTU) or HART [Ver.7]
Relay : Fault/A1/A2 (30VDC/5A or 250VAC/5A)

Operating temperature


Operating relative

0~95%RH (non condensing),1 atm±20%

Local Display

4 digital characters

Display range


Operating voltage

24VDC normal (12~32VDC)

Power consumption

< 6W


Wall or pipe mounting

Enclosure material

Transmitter housing : Aluminum alloy

Sensor housing : S.S.316



Ingress protection



Adjust Alarm value, Alarm latching & action method
Self-test indication
4~20mA output test & Relay test
4、8、12、16、20mA output value adjusted
Password protection
5 point calibration (Zero&Span, 2 points, 3 points, 4 points or 5 points)


CNS : Ex db IIC T6 Gb X + Ex tb IIIC T85°C Db X

Test reports

CE-EMC/RFI : EN 50270 (2015)