Language
Negotiable
The date of payment from buyers deliver within days
Beijing
Long-term effective
2017-12-14 16:50
161
hnoceanus(Mr.)
Beijing
Industry university research base, of Zhongshan University, Shenzhen, Guangdong, China (518000)
Applicable Gas | Hydrogen Sulfide (H2S) |
Detecting Range | 0-20ppm、50ppm、100ppm、200ppm、500ppm、1000ppm、2000ppm、5000ppm or customized |
Resolution | 0.01ppm, 0.1ppm, 1ppm |
Sampling | Diffusion or pump-suction, circulation selectable |
Accuracy | ≤±3%F.S |
Repeatability | ≤±1% |
Zero drift | ≤±1%(F.S/year) |
Sensor Type | Electrochemical sensor |
Sensor Life | 2~3 years |
Response Time (T90) | ≤20s |
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 passive contact 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 |
Dimension | 210 mm×140 mm×92 mm(L×W×H) |
Weight | About 1.5Kg |
Warranty | 12 months |
Standards | GB15322.1-2003,GB3836.1-2010,GB3836.2-2010,GB3836.4-2010 |