GL900 Connection Procedures
Connecting the AC Adapter
Connecting the Grounding Cable
Making Connections to the Analog Input Terminals
3
Making Connections to the External Input/Output Terminals
(When using the B-530 option)
Connect the output side of the AC adapter to the connector
indicated as "DC LINE" on the GL900.
Use a flathead screwdriver to push the button above the
ground terminal while connecting the grounding cable to
the GL900. Connect the other end of the cable to ground.
Grounding cable
Caution: The BNC and screw-type terminals of the same channel are connected.
Do not input signals to the BNC and screw-type terminals of the same channel at the same time.
It may cause damage to the measurement device.
Screw-type terminal connection
BNS terminal connection
+
–
Direct voltage input Thermocouple input
Direct current input
+
–
Direct current
+
–
Compensation
copper wire
Shunt resistance
Ex: for current in the 4 to 20 mA range, apply a resistance of
250 7 (p0.1%) and perform measurement in the 1 to 5 V range.
*B-513 (sold separately) cable is required for external input/output.
(For logic/pulse input, alarm output, trigger input
B-513
Logic/pulse
input
Alarm output
GND
Connection diagram
Orange with red dotted line : 1
Orange with black dotted line
: 2
Grey with red dotted line : 3
Grey with black dotted line : 4
White with red dotted line : 1
White with black dotted line : 2
Yellow with red dotted line : 3
Yellow with black dotted line : 4
Pink with black dotted line
Shielded
Pink with red dotted line : Trigger input
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