Device Overview - HEIDENHAIN VT 121 Mode D'emploi

NOTICE
Interference due to non-compliance with the
minimum clearances
When mounting the product, maintain the specified
minimum distances from the sources of interference to
prevent the occurrence of interference.
When mounting the product, ensure that the
specified clearances are maintained
HEIDENHAIN
> 100 mm > 100 mm
M
Figure 2: Sources of interference and signal-to-noise ratios
HEIDENHAIN | VT 121 | Operating Instructions | 7/2020
5.3
Reduced leak tightness due to missing protective
caps
If there are no cables connected or protective caps
attached to the product's connections, the tightness
of the product can no longer be guaranteed while it
remains inside the machine's working space.
PLC
> 200 mm
Side view without dust protection caps
Further information:
Connections:
1
2
3
4

Device overview

NOTICE
Remove the protective caps only for connecting a
cable
Attach the protective cap to the connection
immediately after disconnecting a cable
"C", Page 4
P2: compressed air for camera 2
6 mm threaded plug connection (max. 10 bars; ≥
6 bars recommended)
P1: compressed air for camera 1
6 mm threaded plug connection (max. 10 bars; ≥
6 bars recommended)
X118: camera interface
8-pin X-coded M12 flange socket (female)
X101: supply voltage
12-pin A-coded M12 flange socket (male)
41