Hioki MR8827, Instruction Manual

Page: 35 / 436

30
Connection Cables
Measuring temperature
Connect to the terminal block on the
module.
Connect with: thermocouples
Thermocouple
(Compatible wire: 0.4 mm to
1.2 mm diameter)
Connect to terminal block
Applicable Modules
• Model 8967 Temp Unit
To Connect to the Terminal Block
Outer Insulation
Inner insulation
25 mm
10 mm
Thermocouple
element wires
1
Required device and tool:
Thermocouple, flat-blade screwdriver (2.6-mm
blade)
Recommended wire:
Compatible wire: Thermocouple element
wires of from 0.4 mm to 1.2 mm in diameter
Stripped length: 10 mm
Terminal Block
Connection
Holes
Connecting a Thermocouple
5
Connect to the measurement object
3
2
4
1
Strip insulation from the
thermocouple wires as shown at the
left.
Stripped length: approx. 10 mm
2
Push the blade of a flat screwdriver
into the button on the terminal block
of the module.
3
Insert each thermocouple wire into
the appropriate terminal hole while
pressing the button. Confirm proper
polarity.
4
Release the button.
The thermocouple is connected.
5
Connect to the measurement object.
To remove a thermocouple
Hold the button while pulling the thermocouple
wire out.
• If surrounding equipment is affected by noise, coil the thermocouple several
times and then attach the included ferrite clamp-on choke (as seen in the
diagram to the right).
• When connecting a thermocouple using a wire run of more than 3 meters,
take into consideration the EMC environment including possible influence of
external noise.