Description
- Brand Name: HKNA
- Origin: CN(Origin)
- Certification: CE
- Type: Explosion Proof Gas Detector
- Place of Origin: Guangdong, China
- Brand Name: TEREN
- Model Number: G3Ex
- Gases and specifications: see the table below
- Power: 18~30VDC
- Output: 0~10V, 4~20mA (3 wires), RS485/Modbus
- Relay: SPST, 3A/30VDC
- Display: LED digital display, power/fault/alarm LED indicator
- Housing: die cast aluminum housing, SS probe and SS sintered mesh filter
- Protection: IP66
- Agency Approvals: Ex d II C T6 Gb, ATEX, EMC, CMC Metrological Certificate
- Explosion proof audible & visual alarm: model ASG24VDC, to be ordered separately
- Infrared remote controller: model YK-0/model FYF3, to be ordered separately
Applications & Features
- Industrial die cast aluminum explosion proof housing, with the sensor module placed in a separated metal probe chamber, ensure electrically isolated from the housing
- Moisture and corrosion resistant, IP66 protection rate, can be used in various harsh and hazardous environments
- Professional high sensitivity gas sensors, stable signal, high precision, wide measuring range and good linearity
- State of art housing, easy installation
- Modular sensor assembly, easy replacement and maintenance
- Optional explosion proof audible & visual alarm and remote controller
- Meet explosion proof standards GB 3836.1-2010 and GB 3836.2-2010 with certificate Ex d ⅡC T6 Gb. Apply for zone 1&2 hazardous area where there are explosive mixtures of IIA, IIB, IIC, T1-T6 combustible gas, vapor and air
Specifications
Gases and specifications: see the table below
Power: 18~30VDC
Output: 0~10V, 4~20mA (3 wires), RS485/Modbus
Relay: SPST, 3A/30VDC
Load: ≥2kΩ (0-10V), ≤500Ω (4-20mA)
Display: LED digital display, power/fault/alarm LED indicator
Operating condition: combustible gas -40~70°C, toxic gas -20~55°C, 10~95%RH(Non-cond.), pressure 86~106kPa
Housing: die cast aluminum housing, SS probe and SS sintered mesh filter
Protection: IP66
Agency Approvals: Ex d ⅡC T6 Gb, ATEX (2014/34/EU), EMC(2014/30/EU,EN50270),CMC Metrological Certificate
Weight: 1.4kg
Explosion proof audible & visual alarm: model ASG24VDC, sound intensity>=90dB 0.1m, light intensity 1800~2400mcd, to be ordered separately
Intrinsically safe infrared remote controller: model FYF3, for field programming, to be ordered separately
General infrared remote controller: model YK-0, for safe zone programming, to be ordered separately
Detected Gases and Specifications
|
Code |
GAS |
Sensor type |
Range |
Accuracy |
Repeatability |
Response time |
Sensor Life* |
Remark |
|
1 |
O2 |
Electrochemical |
0-30%VOL |
3%FS |
2% |
30S |
2-3year* |
Resolution 0.1% VOL |
|
2 |
H2S |
Electrochemical |
0-100 ppm |
3%FS |
2% |
30S |
2-3year* |
Drift<+/-10 ppm/year |
|
3 |
CH4 |
Catalytic Combustion |
0-100%LEL |
3%FS |
2% |
30S |
2-3year |
LEL:5.0V% Resolution 1% LEL |
|
4 |
CO |
Electrochemical |
0-100 ppm |
5%FS |
2% |
60S |
2-3year* |
Resolution 1 ppm |
|
5 |
CO |
Electrochemical |
0-500 ppm |
5%FS |
2% |
60S |
2-3year* |
Resolution 1 ppm |
|
6 |
CO |
Electrochemical |
0-1000 ppm |
5%FS |
2% |
60S |
2-3year* |
Resolution 1 ppm |
|
7 |
NO2 |
Electrochemical |
0-20 ppm |
3%FS |
2% |
60S |
2year * |
Resolution 0.1 ppm |
|
8 |
Combustible |
Catalytic Combustion |
0-100%LEL |
3%FS |
2% |
30S |
2-3year |
LEL:5.0V%(CH4) Resolution 1% LEL |
*: 23±3°C, 40±10%RH
Models
| Model |
G3Ex |
Ex-proof Gas Detector |
|||
| Gas Type & Range |
1 2 3 4 5 6 7 8 9 |
O2, 0~30% VOL |
|||
|
Output |
|
1 2 8 |
0~10V 4~20m(3 wires) RS485/Modbus |
||
|
Relay Output |
0 1 |
N/A 1×SPST, 3A/30VDC |
|
Sample Order |
Order |
OEM Order |
| Three work days | 2 weeks | 3 weeks |
Port
Shenzhen, Hong Kong
Why choose us ?
Specilizng in manufacturing products of HVAC for almost 10 years.
Harsh process of production and strict testing system.
Material could be traced.
High quality with competitive price.
Delivery in time.
Reply in 24 hours.
Certifications
Approval certificate of measuring instrument
Conformity Certificate of Explosion-Proof
Q1: How to get the latest price?
Tell me the models, quantity, and other special requirement.
Q2: Payment terms?
100% T/T in advance.
Q3: Delivery time?
One week.
Q4: Shippment?
DHL, UPS, TNT etc.
Q5: Is OEM/ODM available?
Yes, it’s available.
Q6: Warranty?
18 months.
