Rung 60: Mask/shutter status

Relay closed when mask/shutter open; to X1B

| shutter CS|                                                       shutter    |
|           |                                                        relay     |
|    I:5                                                               O:2     |
|----] [---------------------------------------------------------------( )-----|
|      17                                                                 6    |



Holger Fleckenstein 2008-07-08