Endress+Hauser Proservo NMS81 Technical Information page 4

4
Symbols in graphics
Symbol Meaning
1, 2, 3 ... Item numbers
, , ... Series of steps
1. 2. 3.
A, B, C, ... Views
A-A, B-B, C-C, ... Sections
Hazardous area
-
Indicates a hazardous area.
Safe area (non-hazardous area)
.
Indicates the non-hazardous area.
Symbols at the device
Symbol Meaning
Safety instructions
Observe the safety instructions contained in the associated Operating Instructions.
Temperature resistance of the connection cables
Specifies the minimum value of the temperature resistance of the connection cables.
Proservo NMS81
Endress+Hauser