SC300 Handbook
148
Copyright © 2007-2018 Eaton Corporation. All Rights Reserved.
IPN 997-00012-03 B2 Issue B2 July 2018
Digital
Input
Name Function* IOB
Number
IOB DI
Number
Connector
1 Digital Input 1 User Defined 1 1 XH15A
2 Digital Input 2 User Defined 1 2 XH15A
3 Digital Input 3 User Defined 1 3 XH15A
4 Digital Input 4 User Defined 1 4 XH15B
5 Digital Input 5 User Defined 1 5 XH15B
6 Digital Input 6 User Defined 1 6 XH15B
7 Load Fuse Fail Load Fuse Fail 1 7 YH3
8 Battery Fuse Fail Battery Fuse Fail 1 8 YH3
9 ACD Fan Fail ACD Fan Fail 1 9 YH3
10 MOV Fail MOV Fail 1 10 YH3
11# Digital Input 10 User Defined 1 11 XH15D
12# Digital Input 11 User Defined 1 12 XH15D
13# Digital Input 12 User Defined 1 13 XH15D
* Function is an internal analog or digital input value used by the SC300 for voltage control
processes, and/or to generate System States, and/or to generate system alarms.
# Digital inputs 10, 11, 12 are only available with IOBGP-10/11/20/21
Digital
Output
Name IOB
Number
IOB DO
Number
Connector
1 Summary Non Urgent 1 1 XH16
2 Low/High Load 1 2 XH17
3 Rectifier Fail 1 3 XH18
4 AC Fail 1 4 XH19
5 Load/Batt Disconnect 1 5 XH20
6 IOBGP 1 RY6/Mon OK 1 6 XH21
7 # Digital output 7 1 7 XH22
8 # Digital output 8 1 8 XH23
9 # Digital output 9 1 9 XH24
10 # Digital output 10 1 10 XH25
# Digital outputs 7 to 10 are only available with IOBGP-10/11/20/21 or IOBSS-10.
Digital outputs are activated by mappings from alarms (see Digital Output (Relay) Mapping on
page 149) or by a test (see Digital Outputs on page 90).