Integrated Input Unit

Dimensions:

1.75” (4.45 cm) H x 19” (48.26 cm) W x 12” (30.48 cm) D

Operating Temperature/Humidity:

0° to 40° C; 5 to 85% RH

Power Requirements:

100 to 240 VAC, 47-63Hz, 1A; Power entry module with standard, grounded power cord supplied; 1A fuse protection.

Connectivity:

Up to 16 IIUs connect to ARC Plus via digital bus.

Channel Capacity:

16 metering and 16 status inputs per IIU

Metering Input Range:

-5 to +5, -10 to +10, 0 to +5, 0 to +10 VDC

Metering Input Accuracy:

>99.75% accuracy, full scale

Status Input Range:

>0 to +28VDC or switch closure

	IIU	IIU-SE	Plus-X IIU	ICRU	Plus-X ICRU	Plus-X 300
Number of metering inputs	16	16	16	0	0	up to 8*
Number of status inputs	16	16	up to 32*	0	0	up to 8*
Severe transient protection on inputs
Metering inputs may be configured as status
IP-addressable (allows installation throughout the plant)
Number of Form-C relays	0	0	0	8 pairs	8 pairs	8
Relays may be configured as momentary or latching

*Inputs can be configured as metering or status, allowing any combination of channel types up to eight total channels.