Negotiable
The date of payment from buyers deliver within days
Beijing
Long-term effective
2017-07-28 03:34
122
Company Profile
Xi'an Huafan Instrument Co. LtdBy certification [File Integrity]
Contact: hnoceanus(Mr.)
Telephone:
Area: Beijing
Address: Beijing
Website: http://hnoceanus.huaguoink.com/
ApplicableGas | Combustible, CO2, toxic gas, or customized |
Detecting Range | According to the detected gas |
Resolution | According to the detected gas |
Sampling | Diffusion |
Accuracy | ≤±3%F.S |
Repeatability | ≤±1% |
Zero drift | ≤±1%(F.S/year) |
Sensor Type | Catalytic combustion , Electrochemical, PID, Infrared 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 |
Standards | GB15322.1-2003,GB3836.1-2010,GB3836.2-2010,GB3836.4-2010 |