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(3) OBV-RTD part names and functions
Part names and functions
[Upper side]
1) RTD input terminal
No.
Name
1) RTD input terminal
2) Connector to basic unit
Setting of the DIP switches
Voltage / current mode can be set for each channel of analog I/O. Be sure to make setting of DIP switches and setting by
the programming tool the same. In the case of not equal, the option board does not work normally.
Switch No.
Setting
OFF
SW1-1
ON
OFF
SW1-2
ON
OFF
SW2-1
ON
OFF
SW2-2
ON
*1: Be careful that the setting of output is reverse to it of input about voltage / current mode.
*2: All DIP switches are set voltage I/O mode at the time of shipment from factory.
Terminals to connect RTD input signals.
Cable diameter : Single wire : 0.2 mm
A connector is located at the back side to connect basic unit.
Figure of setting
SW2
SW1
ON
ON
1
1
2
2
SW2
SW1
ON
ON
1
1
2
2
SW2
SW1
ON
ON
1
1
2
2
SW1
SW2
ON
ON
1
1
2
2
SW2
SW1
ON
ON
1
1
2
2
SW1
SW2
ON
ON
1
1
2
2
SW1
SW2
ON
ON
1
1
2
2
SW1
SW2
ON
ON
1
1
2
2
Model name
Mass
Details
2
to 1.5 mm
Strand wire : 0.2 mm
2
to 1.0 mm
OBV-AIG
IN1: Voltage input
IN1: Current input
IN2: Voltage input
IN2: Current input
IN3: Voltage input
IN3: Current input
IN4: Voltage input
IN4: Current input
- 4 -
OBV-RTD
0.02 kg (0.04 lb)
[Back side]
2) Connector to
basic unit
2
2
Setting items
OBV-AIOG
IN1: Voltage input
IN1: Current input
IN2: Voltage input
IN2: Current input
OUT1: Current output *1
OUT1: Voltage output *1
OUT2: Current output *1
OUT2: Voltage output *1
NJI-669(X)
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