Item
Conversion speed 80 µ s/ channel (When there is temperature drift, the time calculated by
adding 160 µ s will be used regardless of the number of channels used)
Absolute maximum input Voltage: ± 15 V Current: ± 30 mA
Insulation method Between I/O terminal and PLC power supply: Photocoupler insulation
Between channels: Not insulated
Number of occupied points 16 points
Connecting terminals 18 points terminal block
Applicable wire size 0.3 to 0.75 mm2

Applicable solderless terminals R1.25 - 3 (A solderless terminals with sleeves cannot be used)
Internal current consumption
(5 V DC)
0.63 A 0.64 A 0.64 A
Weight 0.18 kg 0.19 kg 0.19 kg

3. Part Names
This section explains the names of the components for the A/D conversion module.
Terminal Signal name
number Q64AD Q68ADV Q68ADI
1 CH1 V+ CH1 V+ CH1 I+
2 V– V– I–
3 I+ CH2 V+ CH2 I+
4 SLD V– I–
5 CH2 V+ CH3 V+ CH3 I+
6 V– V– I–
7 I+ CH4 V+ CH4 I+
8 SLD V– I–
9 CH3 V+ CH5 V+ CH5 I+
10 V– V– I–
11 I+ CH6 V+ CH6 I+
12 SLD V– I–
13 CH4 V+ CH7 V+ CH7 I+
14 V– V– I–
15 I+ CH8 V+ CH8 I+
16 SLD V– I–
17 A.G. (ANALOG GND)
18 FG
1)
2)
18
17
16
15
14
13
12
11
10
IN 24VDC
Q6
RUN
ERROR
9
8
5
6
7
4
1
2
3
(FG)
0- 20mA
D/A
0- 10V
AD
+
+



Number Name Description
1) RUN LED Displays the operating status of the A/D conversion module.
On : Normal operation
Flashing : During offset/gain setting mode
Off : 5V power supply interrupted or watch dog timer error
2) ERROR LED Displays the error status of the A/D conversion module.
On : Error
Off : Normal operation
Flashing : Error in switch settings
Switch No. 5 of the intelligent function module has
been set to a value other than zero "0".