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Intelligent Diffusion Oxygen & Toxic Gas Detector/GTD-3000Tx
Information
Continuous detection of toxic gases and oxygen in explosion hazardous area with flame proof structure
Self diagnosis function with built-in Microprocessor
Excellent selectivity by adapting detection principle only for toxic gases & oxygen
Stable quality and proved detection principle for service life | Built-in back light LCD or OLED display
Auto calibration and program setting with a magnet bar
2-stage alarm, 1-trouble display and relay contact output
4-20mA (Current source or Sink) output signal
Easy configuration of monitoring system by RS-485 Modbus communication
With the alarm unit – Normal : Green LED -Alarm : Red LED, Buzzer(95 dB) -Trouble : Yellow LED
Calibration and maintenance by one-man
Superior performance for detecting gases below TLV
No drive file values found.
| Specification | Value | |
| Measuring gas | O2 | Toxic gases (CO, CL2, NH3 & etc) |
| Measuring type | Diffusion type | |
| Measuring method | Galvanic cell or Electrochemical cell | Semiconductor cell |
| Measuring range | Refer to Toxic Gas Measuring Range | |
| Response time | < 15sec / 90% scale | < 45sec / 90% scale |
| Accuracy | ±3% / Full scale | |
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Parameter control |
Non intrusive control with a Magnet (calibration, maintenance, alarm setting) | |
| Operation mode display | 4-LED (Power, 2-stage alarm, 1-trouble) | |
| Measuring value display | LCD display (Built in back light 2-Line, 16 characters) / OLED Type (Option) | |
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Output signal
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Analog : 4-20mA Analog Output | |
| Maintenance signal : 4mA | ||
| Calibration signal : 3mA | ||
| Fault signal : 0mA | ||
| Digital : RS-485 Modbus(Option) | ||
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Conduit connection |
Standard : PF 3/4″ | |
| Option : NPT 1/2″, NPT3/4″, M20 x 1.5P, M25 x 1.5P | ||
| Mounting type | 2″ Pole mount, Wall mount, Duct mount | |
| Operating temperature | -20°C ~ +60°C | |
| Operating humidity | 5 ~ 99%.RH (non-condensing) | |
| Dimensions | 156(W) x 196(H) x 110(D)mm | |
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Weight |
2.0kg | |