Mains supply |
230V 50/60Hz. (36mA max. current). |
Internal power supply |
11V d.c. (300mA max. current when powered by Mains). |
Quiescent current |
0mA (none). |
Alarm current |
Determined by the number/type of field devices connected to the call controller/system. |
Auxiliary relays |
2 volt free relay contacts (NO/C/NC). Activate when a standard or emergency call is received by the controller. Both relays rated at 30V d.c. @ 1A. |
Auxiliary inputs |
External PSU Input: 9V-15V d.c. @ 400mA (suitable for use with an NC951B 12V 1A boxed PSU which has space available for a 12V 7AH battery). |
Indicators |
Green Power on LED; 10 x red Zonal Alarm LEDs (lit steady for a Standard call, pulse for an Emergency call); Internal buzzer (on steady for any Standard call, intermittent for any Emergency call). |
Controls |
2 Buttons - (A) Reset or inactive ; (B) 'Mute' or 'Call Accept'. (Both buttons are link selectable). If Call Accept is selected indicators on relevant field devices will emit a slow intermittent tone to reassure users help is on the way. |
Expansion connections |
CONN2 allows the connection of 1 x NC910EF 10 Zone Expansion Unit or 1x NC920EF 20 Zone Expansion Unit. |
Call acknowledgement functionality |
Yes. |
Product dimensions (mm) |
214 W x 178 H x 70 D mm (overall). Hole required for flush mounting is 176 W x 162 H x 55 D mm. |
Construction & finish |
Plastic detachable lid and back box. RAL7035. |
IP Rating |
IP41. |
Weight |
1.47kg. |
Operating conditions/temperature |
-5ºC to +40ºC. Max. relative humidity 95% non-condensing. |