Adopt original imported sensor
4-20A and RS485 two signals output
Modular design, replace easily, maintenance simple
One group with power switching value output, another without switching value output (relay) High precision, good repeatability, stable signal, respond quickly,
Connect with many controller system, such as PLC, DCS, computer and other, with the function of remote monitor and alarm, data logger and analysis

Technical parameters:

Detection Gas	argon
Detecting Range	0-100%vol
Resolution	0.01%vol,0.1%vol
Sampling	Diffusion or pump-suction, circulation selectable
Precision	≤±3%F.S
Repeatability	≤±1% gas alarm wall-mounte N2d gas detector
Zero drift	≤±1%(F.S/year) fixed gas detector online gas detector
Sensor Type	Electrochemical sensor
Sensor Life	2~3 years online gas leak detector, fixed type gas alarm, online N2 gas measuring device
Response Time (T90)	≤20s Fixed gas detector
Alarming mode	Audible-visual alarm(Optional)
Operating Environment	Temperature: -30℃~60℃ (Customized for special demands)
	Humidity: ≤95%RH (non-condensing); if >90%RH, can add the filter
	Pressure: 86kPa~106kPa
Working Voltage	24V DC(16~30VDC)
Output Signals	(Standard)Three-wire system 4~20mA standard signals output, available for PLC, DCS, etc;
	(Optional) Four-wire system RS485 digital signal output;
	(Optional) Frequency signal 200~1000Hz output;
	Two-level relay output:220VAC 0.5A, 5VDC 0.5A
Installation Means	Wall mounted, Pipe type (Thread:M40*1.5 )
Material of Body	Cast aluminum
Explosion-proof Index	Ex d IIC T6
Protection Grade	IP66
Electrical Interface	3/4″NPT(Female Screw),1/2″NPT(Female Screw)
Transmit Distance	≤2000m (If more than 2000m, can add the repeater.)
Dimension	210 mm×140 mm×92 mm(L×W×H)
Weight	About 1.5Kg
Standards	GB15322.1-2003,GB3836.1-2010,GB3836.2-2010,GB3836.4-2010
Warranty	12months
Standards	GB15322.1-2003,GB3836.1-2010,GB3836.2-2010,GB3836.4-2010