AVT MAGIC - A2.4 LSD (Keypad) Interface; A2.5 HSD (Relay) Interface

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Interfaces
A2.4 LSD (Keypad) Interface
Via the LSD interface the system can optionally be operated using the MAGIC
Hybrid Keypad.
A2.5 HSD (Relay) Interface
Three relays with floating outputs are available on this interface.
TAB. 12 PIN ASSIGNMENT: LSD INTERFACE
Socket: LSD (SUB-D, 9-pole)
Port Signal Electrical Characteristics
1 CD Carrier Detect Level: V.24
Transmission Range:max. 15 m
2RxDReceive Data
3TxDTransmit Data
4 DTR Data Terminal Ready
5GNDGround
6 DSR Data Set Ready
7RTSRequest To Send
8CTSClear to Send
9RI Ring Indication
TAB. 13 PIN ASSIGNMENT: HSD (RELAY)-INTERFACE
Socket: HSD (SUB-D, 15-pole)
Port Signal Electrical Characteristics
1 Shield max. Rating: 100mA
2 not used
3 Relay 1a signalling incoming call a
4 not used
5Relay 2aON AIR a
6 not used
7 Relay 3a PRE TALK a
8GNDGround
9 not used
10 Relay 1b signalling incoming call b
11 not used
12 Relay 2b ON AIR b
13 not used
14 Relay 3b PRE TALK b
15 not used
5
1
9
6
8
15
1
9