What's What
4.b
40
4j
4:6
Back (of machine)
4.1
Time meter
4.2
Mains switch
4.3
Mains fuse (2 x)
4.4
Switch for connection or disconnection
of earth
4.5
Potential equalisation connection
4.6
Connection for compressed oxygen
4.7
Connection for compresseb air
4.6
DrZgerbus connection (optional)
4.9
Connection for RS 232 interface (optional)
4.10 Cooling-air filter for fan
4.11 Socket for temperature sensor
DIN IEC 601, section 19, table 4:
max. permissible earth leakage current 0.5 mA
110