Description
Technical Specification
| Output | 4 mA to 20 mA source and drain type current output method (default source type) |
| Inhibit | 1 mA to 3 mA (default 2 mA) |
| Warning | 0 mA to 4 mA (default 4 mA) |
| Fault | 0 mA |
| Out of range | 20 mA to 21.5 mA (default 21 mA) |
| Digital output | Optional multi-point Modbus RS 485 (intermediate DVC/DX 100(m) connection for communication) |
| Material | 316 stainless steels |
| Optima Plus (HC) | Zero ＜±1% LEL,50% FSD＜±2% LEL |
| Optima Plus (ET) | Zero <±2% LEL,50% FSD＜±3% LEL |
| Rereading Accuracy | <±2% LEL at LEL 50% FSD |
| Linearity | <5% FSD |
| Response Time | T 50＜4.5 sec, T 90＜6.5 sec (for methane, including weather shield) |
| Certified operating temperature | -40 °F to 149 °F (-40 ℃ to +65 ℃) |
| Drift due to time and temperature effects | -40 °F to 149 °F (-40 °C to +65 °C) Zero <±2% LEL <±4% LE at 50% FSD |
| Vibration with pressure | 0.1% (reading) per haubar |
| Power supply | 18 V to 32 V (24 V normal); 4.5 W max |
| Protection class | IP 66/67 |
| Diagnostics | Operation with certified hand operators |