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QB2000N is a microprocessor based intelligent sensor transmitter. Which provides 4-20 mA output and ModBus RTU output proportional to the gas concentration and has LED(LCD optional) digital display real-time gas concentration. Its RS485 digital signal is for communication. It easy to operate, reliable and has full functions, making it a leader in the nation. It has been widely used in petrol, chemistry, metallurgy, artifice, gas transportation, biological medicine and water procession etc.
Characteristics:
＃Sensor types: electrochemical sensor; Catalytic sensor; infra-red (IR), Photo Ionization ***ection.
＃4-20mA analog output(3+ channel) for direct communication to DCS system and RS485 ModBus output
＃Sensor module design on -spot replacement s and automatically distinguish sensor fault and current display fault simultaneously.
＃ LED Display(LCD optional)
＃Password verification for repeat operation, avoid fault operations.
＃ -40゛+70℃ following compensation for accurate ***ecting.
＃ Second grade visual alarms on-site and Relay(connected with audible/visual alarms or drive exhaust device).
＃User-selectable alarm setpoint(s).
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| Company: |
Henan Chicheng Electronics Co.,Ltd
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| Contact: |
Ms. doris Lee |
| Address: |
Block 2, NO.11 Changchun Road, High-tech Developing District, |
| Postcode: |
450001 |
| Tel: |
86-371-80621122 |
| Fax: |
86-371-80632929 |
| E-mail: |
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