Online hydrogen detector (host + two probes) Model: NBH8-H2 (advantage)
Product Description
Hydrogen gas detection transmitter is applied to the detection of hydrogen leaks dangerous place, with imports of electrochemical sensors, with signal stability, high precision, explosion-proof wiring for all hazardous locations.
Features
• Advanced microprocessor technology
• Explosion-proof design, fast, reliable and stable.
• 12-30V DC power supply
• Output signal can be based on actual user requirements.
1. Standard three-wire 4-20mA analog signal output
2. Two-wire 4-20mA analog signal output (optional)
3. Relay output (optional)
4. RS485 bus output (optional)
• fast response, high accuracy
• Best performance and lower installation costs
• low maintenance costs
Technical parameters
Detection of gas: air, hydrogen (H2)
Range :0-1000ppm range based on the actual requirement of the
Accuracy: <± 5% (F.S)
Minimum reading: 1ppm
Response time: ≤ 60 s
Sensor Life: 24 months
Sensor Type: Electrochemical
Power Supply: 12-30V DC power supply
Detection method: Diffused
Work: long-term work
Output signal: standard three-wire 4-20mA analog signal output; wire output, relay output or RS485 output (optional)
Connectivity: G1 / 2 male hose proof
Cable Specifications: Model RVVP3 × 1.0mm2
Signal transmission distance: ≥ 1000 m
Structural materials: Aluminum
Explosion-proof mark: Exd II CT6
Protection: IP65
Operating temperature: -20 ~ 50 ℃ (special requirements may be needed)
Humidity: ≤ 90% RH
Size: 183 × 143 × 92mm
Weight: ≤ 1.2kg
Note: The above data on environmental conditions
Host Features:
• Advanced microprocessor technology
* Reliable and stable, high accuracy
* Versatility, the input signal 4 ~ 20mA
* Inspection work the way
High Brightness LED digital display of concentration, with two alarm functions
Automatic fault diagnosis transmitter
* Has a lock, silencer function, since the transmitter power supply 24V DC to bring
* Button control panel with alarm settings and other functions
• Relay output (optional)
• Installation is simple, easy to operate
* Self-test function
* Number of channels can be accessed: 1
* Installation: wall mounting
Parameter
* Input signal: 4 ~ 20mA
* Working mode: automatic inspection
• Sampling rate: 8 channels / sec
* Display: LED display
• Display Accuracy: 0.1%
• Operating voltage: 220VAC 50Hz
Alarm: two sound and light alarm
Alarm output: normally open relay contact output 220V AC/24V DC
Weight: 3kg
* Dimensions: 400mm × 300mm × 78mm |
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