testo 55 Bedienungsanleitung Seite 17

Version TC Type K (Code A05 or A06):
Version NTC (Code A09):
Versions 4 to 20mA (Code A90), 0 to 10V (Code A91), 0 to 1V (Code
A92), 0 to 20mA (Code A93):
Carry out soldering only in zero-potential state.
Solder bridge 4 to 20mA
1 closed
2 closed
3 open
NTC integrated as a cold junction
Not used, connection not permitted!
Current input: 4 to 20mA/0 to 20mA
Earth GND
Voltage input: 0 to 1V/0 to 10V
Example:
Transmitter testo 55, Version 4 to 20mA
Measurement transmitter (2-wire)
Solder bridges for coding (default values
according to order code)
0 to 20mA 0 to 1V
open closed
open open
closed closed
Commissioning 17
0 to 10V
open
closed
closed