User manual
Publication CIG-WD001B-EN-P - May 2005
1790 CompactBlock LDX I/O Modules 13-7
20
18
16
14
12
10
8
6
4
2
19
17
15
13
11
9
7
5
3
1
NC
NC
NC
NC
COM0
NC
NC
NC
COM1
GND
NC
NC
NC
CH1
+24V
NC
NC
NC
NC
CH0
Wire pin 1 to Field Power (+) 24Vdc
Wire pin 2 to Field Power (-) GND
1790D-TNOC2
20
18
16
14
12
10
8
6
4
2
19
17
15
13
11
9
7
5
3
1
NC
NC
NC
NC
COM0
NC
NC
NC
COM1
GND
NC
NC
NC
CH1
+24V
NC
NC
NC
NC
CH0
Wire pin 1 to Field Power (+) 24Vdc
Wire pin 2 to Field Power (-) GND
1790D-TNOV2
20
18
16
14
12
10
8
6
4
2
19
17
15
13
11
9
7
5
3
1
NC
NC
NC
COM2
COM0
NC
NC
COM3
COM1
GND
NC
NC
CH3
CH1
+24V
NC
NC
NC
CH2
CH0
Wire pin 1 to Field Power (+) 24Vdc
Wire pin 2 to Field Power (-) GND
1790D-TN4CO
20
18
16
14
12
10
8
6
4
2
19
17
15
13
11
9
7
5
3
1
NC
NC
NC
COM2
COM0
NC
NC
COM3
COM1
GND
NC
NC
CH3
CH1
+24V
NC
NC
NC
CH2
CH0
Wire pin 1 to Field Power (+) 24Vdc
Wire pin 2 to Field Power (-) GND
1790D-TN4VO
Wire pin 1 to Field Power (+) 24V dc
Wire pin 2 to Field Power (-) GND
20
18
16
14
12
10
8
6
4
2
19
17
15
13
11
9
7
5
3
1
NC
NC
CH3_B
COM
CH0_B
NC
COM
CH2_B
CH1_B
GND
NC
COM
CH2_A
CH1_A
+24V
NC
NC
CH3_A
COM
CH0_A
1790P-T4R01790P-T0W6
Wire VDC (pin 1) to Field Power (+) 24V dc
Wire GND (pin 2) to Field Power (-) GND
20
18
16
14
12
10
8
6
4
2
19
17
15
13
11
9
7
5
3
1
NC
COM5
COM3
COM1
NC
NC
COM4
COM2
COM0
GND
NC
OUT4
OUT2
OUT0
VDC
NC
OUT5
OUT3
OUT1
NC
20
18
16
14
12
10
8
6
4
2
19
17
15
13
11
9
7
5
3
1
NC
NC
CH3_B
NC
CH0_B
NC
NC
CH2_B
CH1_B
GND
NC
NC
CH2_A
CH1_A
+24V
NC
NC
CH3_A
NC
CH0_A
Wire pin 1 to Field Power (+) 24V dc
Wire pin 2 to Field Power (-) GND
1790P-T8BV8B1790P-T4T0
Sinking inputs - Wire COM (pin 9) to Field Power (-) GND
Sourcing inputs - Wire COM (pin 9) to Field Power (+) 24V dc
Note: Both COM (pins 9 and 10) are internally connected.
Sourcing outputs - Wire VDC (pin 11) to Field Power (+) 24V dc, and
wire GND (pin 12) to Field Power (-) GND
20
18
16
14
12
10
8
6
4
2
19
17
15
13
11
9
7
5
3
1
OUT7
OUT3
GND
IN7
IN3
OUT5
OUT1
COM
IN5
IN1
OUT4
OUT0
COM
IN4
IN0
OUT6
OUT2
VDC
IN6
IN2