Oldham Simtronics OLC10 and OLCT10 Flammable Gas Detector
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Design for commercial applications, OLC and OLCT10 detectors perfectly suit the protection of equipment and personnel in boiler or charging rooms where atmosphere may contain flammable gases.
Rugged, small, easy to install and operate, these detectors combined with the MX 32 control unit meet demanding user requirements.
Features:
- Catalytic sensors
- 4-20mA output signal with OLCT 10
- Dust and humidity resistant
- Fast and accurate response
- ATEX Approval for use in hazardous areas (zone 2 and 22) OLC10 and OLC10 TWIN
- OLC 10 TWIN allows connection of 2 sensors with a single channel without any additional junction box.
Applications:
- Boiler rooms
- Charging rooms
Wiring arrangement between OLC(T) 10 and MX 32 control unit
Wiring arrangement between OLC 10 TWIN and MX 32 control unit
Dimensions:
Technical features:
| OLC 10 / OLC 10 TWIN | OLCT 10 (Catalytic) | |
| Range | Combustible gases – 0 to 100% LEL , Methane, Butane, Propane, LPG, Natural Gas or H2 | Combustible Gases – 0 to 100% LEL Methane, Butane, Propane, GPL, Natural Gas or H2 |
| Signal output | Wheatstone Bridge | Normal operation 4-20 mA (Fault < 0.5 mA or > 23.2 mA) |
| Settings | Managed by control unit | Without opening the enclosure by means of 2 petentiometers for zeroing and spanning 2 mA signal output in maintenance mode One dedicated connector to get a gas measurement Set to 23.2 mA if value > 100% LEL according to European standard EN 61779-4 Disable on request when managed by a suitable controller |
| Consumption | See on the manual of the controller | 100 mA max |
| Cabling | OLC 10 : 3 Wire, shielded, core size 1,5 mm2 max. cable length 300 m 1 cable-gland M16 (outer \ 4 to 8 mm)OLC10 TWIN : shielded, core size 1,5 mm2, 3-wire to control unit, 4-wire between both sensors, max. cable length 300 m, 2 cable-glands M16 (outer \ 4 to 8 mm) |
3-wire, shielded, core size 1,5 mm2, max. cable length 1km if connected with control unit (32 W max un loop) 1 cable gland M16 (outer \ 4 to 8 mm) |
| Dimensions (LxHxP) | 118 x 126 x 63 mm | 118 x 126 x 63 mm |
| Material | ABS | ABS |
| IP Rating | IP65 | IP65 |
| Expected lifespan | 36 to 48 months (sensor) | 36 to 48 months (sensor) |
| Operating temperature | -10 to + 45 °C | -10 to + 45 °C |
| Operating humidity range | -20 to +55°C | -20 to +55°C |
| Pressure Range | 1 bar ± 20 % | 1 bar ± 20 % |
| Response Time | Flammable gas : < 10s | Flammable gas : < 10s |
| Accuracy | +/- 3% LEL | +/- 3% LEL |
| Certification | EN 50270:2015 (type2) ATEX II 3 GD / Ex ec dc IIC T6 Gc Ex tc IIIC T85°C Dc |
EN 50270:2015 (type2) |
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