User Manual

2.2 Connecting the Cables
26
2.2.7 Connecting to the Model 8958 16-Ch
Scanner Unit
Input module
Model 8958 16-Ch Scanner Unit
Maximum Input Voltage (⇒ p. 4)
Connect to the terminal block on the input module.
Temperature Measurement: Thermocouple
Voltage Measurement: Input Cable
Recommended cables: Solid 0.14 to 1.5 mm
2
Stranded 0.14 to 1 mm
2
16 to 26 AWG
Connect to the measurement object
Connecting to the terminal block
1 Strip back the insulation from the thermo-
couple wires as shown at the left.
Stripping length: approx. 5 mm
2 Remove the terminal block cover from the
input module.
3 Loosen the screws in the input module’s
terminal block using the screwdriver.
4 Insert the thermocouple wires into the con-
nection holes.
Confirm proper polarity.
5 Tighten the screws in the terminal block
using the screwdriver to affix the thermo-
couple leads.
6 Replace the terminal block cover.
7 Attach the thermocouple to the measure-
ment object.
Terminal
Block
Example: Connecting a thermocouple for temperature measurement (the connection procedure is the
same for voltage measurement)
Connection Holes
Required item:
Thermocouple, flat-bladed screwdriver (supplied)
Connection Procedure (for both temperature and voltage measurements)
5 mm
Thermocouple
single wires
Screw
Thermocouple
Terminal
Block
Cover
The terminal block can be de-
tached from the Model 8958 16-
Ch Scanner Unit.
How to detach:
Loosen the screws at the top and
bottom of the terminal block (left
illustration).
When attaching, be careful not to
overtighten the screws.
With cover in
place
Screw
Terminal Block
Turn the cover over and place the terminal
block on it as shown above for stability while
making connections.
Terminal Block
Cover
If difficulties are encountered connecting input cables or thermocouples
1
2
3
4
6
7
To remove the thermocouple
Loosen the screws on the terminal block
and pull the wires out.