Preparing The Thermo Recorder - T&D TR-81 Instruction Manual

Thermo recorder
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Preparing the Thermo Recorder

1 1 1 1 1 . . . . .
Install the Battery
①Using a coin, turn the battery cover lock as shown in figure 1 to open cover.
《FIGURE 1 Backside of Main Unit》
②Install Lithium Battery (CR2) as shown in figure 2.
  ●
Use only new batteries.
  ●
Make sure the battery is in the right direction.
《Backside of Main Unit》
③Turn the cover lock in the opposite direction of figure 1 to close cover.
2 2 2 2 2
. . . . . Connect the Sensor
①To connect the sensor, loosen the screws of the channel to be connected.
Channel 2
Channel 1
《Backside of Unit Sensor Connection Terminal》
Screw
②Connect Sensor to Terminal, making sure to follow directions on the sticker on
the backside of unit.(See figure below)
Channel 2
Channel 1
《Sensor Connection Terminal》
【Sensor Wiring Figure】
Usually all three wired platinum resistance sensors are wired as in
the figure below. Terminals are represented with the letters A / B or
color red / white.
A
red
B
white
S
B
white
③After connecting the sensor, tighten the screws to prevent slipping.
3 3 3 3 3
. . . . . Turn Power On
The back up power function ensures no data loss even if the power switch is
turned OFF.
《Sticker on Backside》
A
B
B
A
red
B
white
B
white
12

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