Special Features
- High accuracy and better lifetime achieved using photo Ionization Detection(PID) sensor Technology
- Optimized for detection of smallest leak of VOCs (IP<10.6eV)
- Highly resistant to poisoning and etching
- Capable of detecting down to PPB to PPM
- Auto ranging of Gas concentration from PPB to PPM
- Digital Alphanumeric display with configurable backlit option.
- Standard 4-20mA Signal output with configurable range.
- Easy handling and programming with 3 keys for WP Mode’.
- Can be programmed using Remote Control upto 10 meters line of site distance.
- Non Intrusive programming for Flameproof model using Magnetic pen
- Password protected programming menu.
- One man Auto software Gas calibration.
- Optional Alarm relay contacts with two configurabie Alarm levels.
- Optional STEL and TWA set points can be configured for all VOCs In PPM level.
- Optional RS-485 communication port with MODBUS RTU Protocol
Technical Information
| DETECTION METHOD | Photo Ionization Detection |
| GASES DETECTION | Volatile Organic Compounds Ionization Potential Less than 10.6eV().Select from table below |
| DISPLAY | 8 x 2 Alphanumeric LCD with configurable Backlit option |
| CONTROL ACTION | i) 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 all VOCs (optional) in PPM Level. |
| SETTING | By using 3 keys on front panel for WP/FLP Model. By using Magnetic pen for FLP model By using Remote control for WP/FLP Model (Optional) |
| OUTPUT | 4-20 mA |
| AUTO-RANGING | From PPB to PPM |
| PERFORMANCE | — |
| ACCURACY | ± 2% of F.S |
| RESPONSE TIME | T20 < 1 Second T50 < 4 Seconds T90 < 8 Seconds |
| START-UP TIME | Less than 30 secs |
| ELECTRICAL | — |
| SUPPLY VOLTAGE | 18 t0 36 VDC, Typically 24 VDC |
| POWER CONSUMPTION | Less than 3.5 Watts |
| CABLE | 3 Wire (1.52) Flexible or Armoured Shielded |
| WEATHERPROOF HOUSING | — |
| PROTECTION LASS | IP – 65 |
| OUTPUT SIGNAL | — |
| STANDARD | 4-20mA Current Output with configurable range selection |
| OPTIONAL | Two SPDT Relays of rating "120VAC/2A, 24VDC/24". Optional RS-485 Communication port with MODBUS RTU protocol |
| ERROR MONITORING | — |
| SENSOR BREAK / OPEN | The display shows 'SENSOR OPEN' & 4-20mA output goes down to 3.7 mA |
| OVER RANGE | The display shows 'OVER RANGE' & 4-20mA output goes up to 21 mA |
| ENVIRONMENT | — |
| OPERATING TEMPERATURE | -30 to +50C ±5% |
| STORAGE TEMPERATURE | -40 to +60C ±5% |
| HUMIDITY | 95% Non-Condensing |
| ACCESSORIES | — |
| CERTIFIED 24 VDC POWER SUPPLY | RS-232 to RS-485 convertor Hooter Cum Flasher |
| CANOPY MOUNTING STAND | Gas Calibration Kit |
| SCADA SOFTWARE | Remote Control |
| RS-485 TO USB CONVERTOR | Sampling System |
| FLAMEPROOF HOUSING | — |
| PROTECTION CLASS | IP-65 for Gas Gr.II,IIB & CMRI approved enclosure, CCOE (Optional) |
| CABINET MATERIAL | Cast Aluminium alloy, LM-6 |
| CABLE ENTRY | Double Compression cable gland (Ex-Proof), 3/4th ET- type |
| DIMENSION | 180 mm (H) x 242 mm (W) x 126 mm (D) |
| MOUNTING | Wall mounting / Stand Mounting / Pipe Mounting |
| WEIGHT | Approx. 2.0 kg |