DC Digital Output Module | PN: 1746-OBxx

Specifications	1746-OB6EI	1746-OB8	1746-OB16	1746-OB16E	1746-OB32	1746-OB32E	1746-OBP8(4)	1746-OBP16
Number of outputs	6 Electronically Protected	8	16	16 Electronically Protected	32	32 Electronically Protected	8	16(5)
Points per common	Individually isolated	8	16	16	16	16	4	16
Voltage category	24V DC	24V DC	24V DC	24V DC	24V DC	24V DC	24V DC	24V DC
Operating voltage range	10 …30V DC	10…50V DC	10…50V DC	10…30V DC	5…50V DC	10…30V DC	20.4…26.4V DC	20.4…26.4V DC
Backplane current (mA) @ 5V	46 mA	135 mA	280 mA	135 mA	190 mA	190 mA	135 mA	250 mA
Backplane current (mA) @ 24V	0 mA	0 mA	0 mA	0 mA	0 mA	0 mA	0 mA	0 mA
Voltage drop, on-state output, max.	1.0V @ 2.0 A	1.2V @ 1.0 A	1.2V @ 0.5 A	1.0V @ 0.5 A	1.2V @ 0.5 A	1.2V @ 0.5 A	1.0V @ 2.0 A	1.0V @ 1.0 A
Load current, min.	1 mA	1 mA	1 mA	1 mA	1 mA	1 mA	1 mA	1 mA
Leakage current, off-state output,max	1 mA	1 mA	1 mA	1 mA	1 mA	1 mA	1 mA	1 mA
Signal on delay, max (resistive load)	1.0 ms(2)	0.1 ms	0.1 ms	1.0 ms(3)	0.1 ms	1.0 ms(3)	1.0 ms(3)	0.1 ms
Signal off delay, max (resistive load)	2.0 ms	1.0 ms	1.0 ms	1.0 ms	1.0 ms	2.0 ms	2.0 ms	1.0 ms
Continuous current per module	12.0 A @ 0…60 °C (32 °…140 °F)	8.0 A @ 30 °C (86 °F) 4.0 A @ 60 °C (140 °F)	8.0 A @ 30 °C (86 °F) 4.0 A @ 60 °C (140 °F)	8.0 A @ 0…60 °C (32…140 °F)	8.0 A @ 0…60 °C (32…140 °F)	8.0 A @ 0…60 °C (32…140 °F)	8.0 A @ 0…60 °C (32…140 °F)	6.4 A @ 0…60 °C (32…140 °F)
Continuous current per point	2.0 A @ 0…60 °C (32 °…140 °F)(3)	1.0 A @ 30 °C (86 °F) 0.50 A @ 60 °C (140 °F)	0.50 A @ 30 °C (86 °F) 0.25 A @ 60 °C (140 °F)	1.0 A @ 30 °C (86 °F) 0.50 A @ 60 °C (140 °F)(4)	0.50 A @ 30 °C (86 °F) 0.25 A @ 60 °C (140 °F)	0.50 A @ 30 °C (86 °F) 0.25 A @ 60 °C (140 °F)	2.0 A @ 0…60 °C (32…140 °F)(4)	1.5 A @ 30 °C (86 °F) 1.0 A @ 60 °C (140 °F)(4)
Surge current per point for 10 ms(1)	4.0 A	3.0 A	3.0 A	2.0 A	1.0 A @ 30 °C (86 °F) 1.0 A @ 60 °C (140 °F)	1.0 A @ 30 °C (86 °F) 1.0 A @ 60 °C (140 °F)	4.0 A	4.0 A