Stainless Steel Single Zone Call Controller c/w 12V PSU

A high-quality brushed stainless steel single zone call controller c/w a 12V 250mA PSU.
Fully compatible with C-TEC’s entire range of 800 Series Call System components.
Capable of indicating standard (constant tone) and emergency (intermittent tone) calls.
Power On and Alarm ‘CALLING’ LEDs.
Open collector output goes to 12V when the controller’s onboard buzzer sounds.
Mounts on a standard UK 40mm double gang flush or surface back box.
Optional NC941B 0.3A battery battery backup kit also available.

Mains supply	230V 50/60Hz (36mA max. current). 50Hz frequency.
Internal power supply	13-13.8V d.c.
Total output current limited to	250mA.
Quiescent current	0mA (none).
Max battery size and type	Optional NC941B 12V 0.3Ahr battery back up kit available.
Alarm current	Determined by the number/type of field devices connected to the call controller/system.
Auxiliary relays	None.
Open collector outputs	1 x Output terminal (goes +12V steady when the controller's buzzer sounds). 20mA max.
Indicators	Red Alarm LED; Green Supply Present LED.
Controls	RESET button (can be disabled if required).
Connections	-Ve (common -Ve terminal for all devices); +Ve (+12V nominal supply for powering emergency call points, overdoor lights, etc.); Signal (the trigger line which activates the NC941/SS).
Expansion connections	Batt + and Batt – (for connection to an optional remote NC941B battery back up kit).
Call acknowledgement functionality	No. If this feature is required consider using our NC943B plastic call controller instead.
Product dimensions (mm)	156 W x 94 H x 37 D. Mounts on a standard 40mm UK double gang back box – see notes below.
Construction & finish	Brushed stainless steel.
IP Rating	IP41.
Weight	460kg.
Operating conditions/temperature	-5ºC to +40ºC. Max. relative humidity 95% non-condensing.
Notes	For flush mounting, we suggest a 47mm double gang steel back box such as Appleby's SB628 or MK's 878 ZIC. For surface , we suggest the MK K2212 ALM or 2212 ALM Aluminium coloured. If a plastic dr

NC941/SS Call Controller Instructions – DNU0941099	396.18 KB	Download
EU Declaration of Conformity – 800 Series 1-4 Zone Call Controllers (DoC)	202.33 KB	Download
UKCA Declaration of Conformity – 800 Series 1-4 Zone Call Controllers (DoC)	101.65 KB	Download