| 
SMART & LOCAL DISPLAY TYPE OXYGEN & TOXIC GAS DETECTOR | 
| Model | 
GTD-2000Tx | 
| Measuring gas | 
O2 / Toxic gases (CO, CL2, NH3 & etc) | 
| Measuring type | 
Diffusion type | 
| Measuring method | 
Electrochemical cell, Semiconductor cell | 
| Measuring range | 
Refer to Toxic Gas Measuring Range(166 page) | 
| Response time | 
〈 45 sec / 90% scale | 
| Accuracy | 
±3% / Full scale | 
| Parameter control | 
Non intrusive control with a Magnet bar (calibration, maintenance) | 
| Operation mode display | 
1-LED (Power) | 
| Measuring value display | 
LCD display (Built in back light  2-Line, 8 characters) / OLED Type (Option) | 
| Output signal | 
Analog : Measuring signal : 4-20mA DC | 
|             Maintenance signal : 3mA DC | 
|             Calibration signal : 3mA DC | 
|             Fault signal : 0mA DC | 
| Digital : 2mA (HART 7, HART Device Description Language available, Option) | 
| Cable/Distance | 
Power + Signal cable : 3-wire 〉1.5sq (AWG16) / 2500m max | 
| Material | 
Housing : ALDC, SUS316(Option) / Sensor : SUS316 | 
| Conduit connection | 
G. Rc. NPT 1/2″, 3/4″ & M20 (G 3/4″ : standard) | 
| Mounting type | 
2″ Pole mount, Wall mount, Duct mount | 
| Operating temperature | 
-20℃ ~ +60℃ / -40℃ ~ +80℃ (Option) | 
| Operating humidity | 
5 ~ 99%.RH (non-condensing) | 
| Operating power | 
18~31V DC (24V DC normal) / 200mA max | 
| Dimensions | 
136 x 176 x 110 (WxHxD)mm | 
| Weight | 
1.7kg | 
| Approval | 
Explosion proof type (Ex d IIC T6) KCs / IP66/67 | 
| Explosion proof type (Ex d IIC Gb T4~T6) ATEX, IECEx | 
| Explosion proof type (Ex d IIC T6 Gb) NEPSI | 
| Marine : KR, MED, ABS, BV, DNV | 
| HART, SIL 2 |