19 CIRCUIT
TO CHASSIS SWITCH
20 DC INPUT 24V = (battery)
21 IDENT ADDRESS switch
22 REMOTE CONTROL connectors
23 STATUS indicator
A
locking screws power supply printed board
Contents
Performance Features......................................................................................................................... 23
1. Utilization ......................................................................................................................................... 27
2. Installation ........................................................................................................................................ 27
3. Before the first operation ..................................................................................................................... 27
3.1 Mains operation .......................................................................................................................... 27
3.2 Battery operation 24V DC ............................................................................................................. 28
4. INPUT ............................................................................................................................................... 28
5. Outputs ............................................................................................................................................. 29
5.1 POWER OUTPUT........................................................................................................................ 29
5.5 MONITOR output ......................................................................................................................... 30
6. Indicators .......................................................................................................................................... 30
6.1 STANDBY indicator...................................................................................................................... 30
6.2 READY indicator.......................................................................................................................... 30
6.3 PROTECT indicator...................................................................................................................... 30
6.4 GROUND FAULT indicator............................................................................................................ 30
6.5 Aussteuerungskontrolle und CLIP-Anzeige ..................................................................................... 31
8. Enhanced application field................................................................................................................... 32
8.1 General input module NRS 90225.................................................................................................. 32
8.2 Remote module NRS 90222.......................................................................................................... 32
10.
Ground lift switch CIRCUIT
11.
Fuses................................................................................................................................................ 38
11.1 Fuses in the DPA....................................................................................................................... 38
11.2 Fuses in the DPA....................................................................................................................... 38
12.
Power amplifier specifications .............................................................................................................. 42
13.
Extension specifications ..................................................................................................................... 44
13.1 NRS 90225 general input module................................................................................................. 44
14.
Block diagrams .................................................................................................................................. 67
14.2 NRS 90225 general input module................................................................................................. 68
TO CHASSIS SWITCH.............................................................................. 38
B
locking screws INPUT MODULE
26