9 Using Expansion Units and Expansion I/O Units
9-36
CP1E CPU Unit Hardware User’s Manual(W479)
1
Connect the Temperature Sensor Unit to the CPU Unit.
2
The Temperature Sensor Unit’s DIP switch and rotary switch are used to set the temperature
unit, to set the number of decimal places, and to set the temperature input range.
Precautions for Safe Use
Do not touch the DIP switch or rotary switch while power is being supplied. Static electricity may
cause operating errors.
Precautions for Correct UsePrecautions for Correct Use
Always turn OFF the power supply before setting the temperature range.
(1) DIP Switch Settings
The DIP switch is used to set the temperature unit (°C or °F) and the number of decimal
places.
*1For details on 2-decimal-place Mode, refer t
o Two-decimal-place Mode
in
9-4-5 Function Descriptions.
SW Setting
1 Temperature unit OFF °C
ON °F
2 Number of deci-
mal places*
OFF Normal (0 or 1 digit after the decimal
point, depending on the input range)
ON 2-decimal-place Mode
IN
00
CH
CH
02 04 06 08
10
OUT
01COM 030 5 07 09 1
1
COM COM C OM03C O M
06
00 01 02 04 05
07
00 01 02 03 04 05 06
07
08 09 10
11
20EDR1
CH
00 01 02 03 04 05 06
07
NC
NC
NC
CH
EXP
IN
00 02
01COM 03
COM 050 7
04 06
CH
00 01 02 03
08 09 10 11
8ED
EXP
CP1W-20EDR1
Expansion I/O Unit
CP1W-8ED
Expansion I/O Unit
CP1W-TS001/101
Temperature Sensor Unit
CP1E CPU Unit
Temperature input terminals
DIP Switch
Used to set the temperature
unit and the number of
decimal places used.
Rotary Switch
Used to set the
temperature input range.
ON
12