Offset/Gain Setting - Mitsubishi AJ65SBT-62DA User Manual

4 SETUP AND PREPARATION BEFORE OPERAATION

4.4 Offset/Gain Setting

START
Set all channels to any of "user range settings 1 to 3"
in the sequence program.
Short the TEST terminals (across 8-9) to enter the
test mode.
TEST
TEST
Power ON
Start data link.
Make sure that the "RUN" LED is off.
A
Every time the SELECT/SET switch is moved to
"SELECT", the offset/gain adjusting LEDs lit change
as shown below.
CH1
CH1 offset
value setting
CH1 gain
value setting
CH2 offset
value setting
CH2 gain
value setting
Change the lit offset/gain adjusting LEDs with the
SELECT/SET switch, and make sure that the LED of
the channel whose offset/gain will be set and the
"OFFSET" LED are lit.
CH1 2 OFFSET GAIN
Lit
Using the "UP/DOWN switch", set to the voltage or
current which will be the offset value.
For voltage
For current
+
*: If the "RUN" LED is not lit, E PROM may have failed. For details, refer to Section 3.5.2
When changing the I/O conversion characteristics, follow the procedure below.
2 OFFSET GAIN
Lit
+
V+
V
COM
-
-
V+
COM
A
I+
2
Move the SELECT/SET switch to "SET". Confirm that
the "RUN" LED is lit* and release your hand.
Change the lit offset/gain adjusting LEDs with the
SELECT/SET switch, and make sure that the LED of
the channel whose offset/gain will be set and the
"GAIN" LED are lit.
Using the "UP/DOWN switch", set to the voltage or
current which will be the gain value.
For voltage
For current
Move the SELECT/SET switch to "SET". Confirm that
the "RUN" LED is lit* and release your hand.
Adjust other channels?
Open the TEST terminals (across 8-9).
The "RUN" LED is lit.
TEST
4 - 5
MELSEC-A
RUN SELECT
SET
Lit
CH1 2 OFFSET GAIN
Lit Lit
+
V+
V
COM
-
-
V+
COM
A
I+
+
RUN SELECT
SET
Lit
YES
NO
TEST
Power OFF
END
A