Specifications

I/O modules for direct current I/O modules for direct and alternating current

True high

24 Vdc 12, 24, 48 Vdc 24 Vdc 120 Vac

max. 180 mA 500 mA @ 12 Vdc

250 mA @ 24 Vdc

125 mA @ 48 Vdc

max. 250 mA max. 160 mA

IEC 1131 Type 1+, monitored IEC 1131 Type 1+ IEC 1131 Type 2

24 Vdc 12, 24, 48 Vdc 24…230 Vac or 20…115 Vdc /

24 Vdc (170 ADM 390 31 only)

120…132 Vac

Solid state switch Relay (normally open) Triac

1 x 16 In, 1x 8 Out and

1 x 4 Out

1 x 16 In, 1 x 16 Out 1 x 10 In, 2 x 4 Out 1 x 10 In, 1 x 8 Out

None None None 1780 Vac None

500 Vac 707 Vdc 500 Vac 500 Vac 1780 Vac

0.5 A 0.5 A 2 A ohmic load 0.5 A

4 A group 1, 2 A group 2 – 8 A ohmic load 2 A

6 A 8 A @ 50 °C, 7 A @ 60 °C 16 A ohmic load 4 A

2.2 ms In, < 1 ms Out 2.2 ms In, < 2.5 ms Out 2.2 ms In, < 10 ms Out max 1/2 x 1/f

3.3 ms In, < 1 ms Out 3.3 ms In, < 2.5 ms Out 3.3 ms In, < 10 ms Out max 1/2 x 1/f

Electronically safeguarded

outputs

Electrically safeguarded

outputs

None Varistor in parallel with each

contact

1 internal fuse per group

(not against overload)

1 LED/In, 1 LED/Out 1 LED/Out None None

to adapter to adapter None None

– – – 1 LED/fuse

170 ADM 390 10 170 ADM 850 10 170 ADM 390 30 /

170 ADM 390 91

170 ARM 370 30 170 ADM 690 51