66250754-EN - V1.0 - 18/02/19
- 19 -
4000 Series GSM Audio Intercom - Technical Manual
4000 Series GSM Audio Intercom with Proximity
TERMINAL CONNECTIONS TECHNICAL SPECIFICATION
Connection Description Working voltage: 12V - 24Vac/dc +/- 10%
+ 12-24V AC or DC power input Current (standbay): 150mA
- 0V power input Current (operation): 150mA (max.)
PTE Switched 0V input to trigger relay Number of relays: 1x, C, NC and NO
C Relay common connection
3A @
24Vac⁄dc
max.
Relay current⁄voltage: 3A @ 24Vac/dc (max.)
NC Relay normally closed connection Push to exit inputs: 1x, PTE (switched 0V)
NO Relay normally open connection RS485 bus connections: 2x A, 2x B and - (GND)
B
RS485 bus terminal connections
RS485 termination: Yes, Jumper
A Networkable: via RS485 (up to 8 devices max.)
- RS485 ground connection Programming: Tens, units, store & delete buttons
B
RS485 bus terminal connections
(for unit ID & relay time only)
A
Working Temperature: -10 +50
o
C
Art. 4850R Technical Information