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INTELLIGENT & LOCAL DISPLAY TYPE GAS DETECTOR GTD-3000Ex |
| Model |
GTD-3000Ex |
| Measuring gas |
Flammable gases (LNG, LPG, H2, Methane, Butane & etc) |
| Measuring type |
Diffusion type |
| Measuring method |
Catalytic cell / Hot wire semiconductor cell / Thermal conductivity cell |
| Measuring range |
0~100% LEL / 0~2,000ppm / 0~100% Vol |
| Response time |
〈10 sec |
| Accuracy |
±1.5% / Full scale |
| 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 Tpye (Option) |
| Alarm signal output |
250V 1A / 3-SPST relay contact (2-stage alarm, 1-trouble) |
| Output signal |
Analog : Measuring signal : 4-20mA DC |
| Maintenance signal : 3mA DC |
| Calibration signal : 3mA DC |
| Fault signal : 0mA DC |
| Digital : RS-485 Modbus(Option) |
| Cable |
Power + Signal cable : 3-wire 〉1.5sq (AWG16) |
| RS-485 data communication cable : 1 pair (UL2919 RS-485) |
| Conduit connection |
G. Rc. NPT 1/2″ & 3/4″ (G 3/4″ : standard) |
| Mounting type |
2″ Pole mount, Wall mount, Duct mount |
| Operating temperature |
-20℃ ~ +60℃ |
| Operating humidity |
5 ~ 99%.RH (non-condensing) |
| Operating power |
18 ~ 31V DC (24V DC normal) / 250mA |
| Dimensions |
156 x 186 x 110 (W x H x D)mm |
| Weight |
1.8kg |
| Approval |
Explosion proof type (Ex d IIC T6, IP65) KCs |
| Explosion proof type (Ex d IIC T5 Gb) NEPSI |
| CE (EN 50270:2006) |
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