
Features
Approval & Compliance
Approval & Compliance for Flameproof :
Certified to Ex-d IIA, IIB, T6, IP66 Compliance with :
IS/IEC 60079-0 : 2004 IS/IEC 60079-1: 2007 IS/IEC 60529 : 2001
CE Mark :
Conforms with essential requirement of :
Applications
Technical Specifications
General : | |
Detection Method | Electrochemical / Catalytic Bead / Pellistor / Siegistor |
Gases Detected | Oxygen / Toxic / Combustible (Please select from the table below). |
Display | 8x2 Alphanumeric LCD Display with Backlit & 8 LEDs to indicate status of instrument |
Control Action | ii) Two independent Alarm set points with Latch & Non-latch facility. ii) User selectable Hysteresis and Logic option. iii) Configurable STEL and TWA set points for Toxic Gases (optional). |
Setting | By using Push button keys on Weatherproof model By using Magnetic pen for Flameproof model |
Performance | |
Accuracy | 2% of Full Scale. |
Response Time | For response , contact to factory |
Start-up Time | Less than 30 Seconds. |
Electrical : | |
Supply Voltage | 18 to 36 VDC, Typically 24VDC |
Power Consumption: | Less than 3.6 Watts |
Supply Current | 150 mA at 24 VDC |
Cable | 3 Wires (1.5mm2) Flexible or Armoured Shielded Cable |
Weatherproof Housing : | |
Protection Class | IP-65 |
Cabinet Material | Polycarbonate, grey colour |
Cable Entry | Thermoplastic cable gland (IP 68) |
Dimension | 170mm(H) x 100mm(W) x 60mm(D) (with 1 Gland) 170mm(H) x 120mm(W) x 60mm(D) (with 2 Glands) |
Mounting | Wall Mounting / Stand Mounting / Pipe Mounting |
Weight | Approx 500 Grams |
Output Signal : | |
Standard | 4-20mA Current Output with configurable range selection with 470 ohm load driving capacity. |
Optional | Three SPDT Relays (one for Fail Safe and Two for Alarm indication) of rating 2A/120VAC, 2A/24VDC |
Optional | RS-485 Communication port with MODBUS RTU protocol. |
Error Monitoring :
During Sensor Break / Open, the Display shows SENSOR OPEN & 4-20mA output goes down to 3.7mA for Combustible gases only.
During Over range, the Display shows OVER RANGE & 4-20mA output goes up to 21mA
Environmental :
Accessories (Optional) :
Flameproof Housing :
Protection Class | IP-66 for Gas Gr. IIA, IIB & IIC, CMRI (CIMFR) tested Enclosure, CCOE (Optional). |
Cabinet Material | Cast Aluminium alloy, LM-6 |
Cable Entry | Double compression cable gland (EX-Proof), 3/4 ET-type |
Dimension | 185mm(H) x 215mm(W) x 125mm(D) (with 1 Gland) |
| 185mm(H) x 260mm(W) x 125mm(D) (with 2 Glands) |
Mounting | Wall Mounting / Stand Mounting / Pipe Mounting |
Weight | Approx 2 Kg. |
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