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4 PROCEDURES AND SETTINGS BEFORE OPERATION
No.
Name
1)
RUN LED
2)
D/A conversion offset control knob
D/A
3)
D/A conversion gain control knob
D/A
4)
A/D conversion offset control knob
A/D
5)
A/D conversion gain control knob
A/D
6)
Analog output terminal (CH1, CH2)
V+
C
COM
H
1
I+
O
V+
U
T
COM
C
I+
H
2
7)
Analog input terminal
(CH3 to CH6)
V + I +
C
H
V – I –
3
SLD
I
N
V + I +
C
V – I –
H
4
V + I +
C
H
V – I –
5
SLD
I
N
V + I +
C
V – I –
H
6
4 - 5
Indicates the operating conditions of the A1S66ADA
On : Power is ON
Off : Power is OFF
RUN
Used when making a fine adjustment of the D/A conversion offset.
The offset value is increased by turning the control knob to the right.
OFFSET
The offset value is decreased by turning the control knob to the left.
Used when making a fine adjustment of the D/A conversion gain.
The gain value is increased by turning the control knob to the right.
GAIN
The gain value is decreased by turning the control knob to the left.
Used when making a fine adjustment of the A/D conversion offset.
The offset value is increased by turning the control knob to the right.
OFFSET
The offset value is decreased by turning the control knob to the left.
Used when making a fine adjustment of the A/D conversion gain.
The gain value is increased by turning the control knob to the right.
GAIN
The gain value is decreased by turning the control knob to the left.
Outputs the analog values (voltage/current) of CH1 to CH2.
Refer to Section 4.5.2 on the wiring method.
Inputs the analog values (voltage/current) of CH3 to CH6.
Refer to Section 4.5.2 on the wiring method.
Description
MELSEC-A
4 - 5
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