Mitsubishi Electric MELDAS C6 Interface Manual page 13

(2) Output (DO) signal ((4)/(9))
Connector for contact input (DO)
((4)/(9))
B20 pin A20 pin
B01 pin A01 pin
(Note 1) The No. of points (devices) will differ according to the RIO unit type.
(Note 2) The devices shown here show an example for when the rotary switch for channel No.
setting on the RIO unit is set to 0 and set to 1.
Refer to section "2.1.2 Rotary Switch for Channel No. Setting" for details on the relation of
the rotary switch and device No.
(Note 3) The A4 and B4 pin analog output (AO, AO*) in the output connector (5) is found only on
the RIO unit DX120/DX121.
2. SYSTEM CONFIGURATION
2.1 Relation of RIO Unit and Devices
Set rotary switch to 0
(4)
B A
20 Y00 Y10
19
Y01 Y11
18
Y02 Y12
17
Y03 Y13
16
Y04 Y14
15
Y05 Y15
14
Y06 Y16
13
Y07 Y17
12
Y08 Y18
11
Y09 Y19
10
Y0A Y1A
9
Y0B Y1B
8
Y0C Y1C
7 Y0D Y1D
6 Y0E Y1E
5 Y0F Y1F
4
3
2 +24V 0V
1 +24V 0V
1
(7)
2
3
Set rotary switch to 1
(9)
B A
X20
20
X21
19
X22
18
X23
17
X24
16
X25
15
X26
14
X27
13
X28
12
X29
11
X2A
10
X2B
9
X2C
8
X2D
7
X2E
6
X2F
5
AO*
AO
4
3
+24V
2 0V
+24V
1 0V
Signal
1
DC+24V IN
2
0V
3 FG
Connection for contact common = DC+24V
2-6
Y00
L
Y2F
L
Stabilized
Analog output
power supply
(For DX120/1 only)
Connection for contact common = GND
+24V
0V
FG