The C-TEC NC941/SS is a brushed stainless steel single zone call controller with a built-in 12V 250mA power supply. It is fully compatible with C-TEC's 800 Series conventional nurse call and emergency call components and indicates both standard and emergency calls.
Key features
- Brushed stainless steel finish
- Indicates standard (constant tone) and emergency (intermittent tone) calls
- Power on and alarm 'CALLING' LEDs
- Reset button (can be disabled if required)
- Open collector output goes to +12V when the on-board buzzer sounds
- Mounts on a standard UK 40mm double gang flush or surface back box
- Optional NC941B battery back-up kit available
Technical specifications
- Order code: NC941/SS
- Mains supply: 230V 50Hz, 36mA maximum
- Internal power supply: 13 to 13.8V DC
- Total output current: 250mA
- Open collector output: 1 x, goes +12V steady when the buzzer sounds, 20mA maximum
- Indicators: red alarm LED; green supply present LED
- Connections: -Ve (common), +Ve (+12V nominal supply for call points, overdoor lights, etc.), Signal (trigger line)
- Battery back-up: optional NC941B 12V 0.3Ah kit
- Call acknowledgement: not supported
- Dimensions: 156 W x 94 H x 37 D mm
- IP rating: IP41
- Operating temperature: -5°C to +40°C, maximum 95% relative humidity (non-condensing)
