SC300 Handbook
130
Copyright © 2007-2018 Eaton Corporation. All Rights Reserved.
IPN 997-00012-03 B2 Issue B2 July 2018
Battery Mid-point Monitoring
Number of Strings
Standard:
Maximum:
4
24 (with additional
IOBGP-00/01/10/11/20/21 I/O
boards)
Range
–35V to +35V
Resolution
<30mV
Accuracy
±0.5% at 25°C [77°F], ±1% over rated temperature
range
Maximum Cable Length
20m (65 feet)
Battery Quarter-Point Monitoring
Number of Strings
Standard:
Maximum:
1
16 (with additional
IOBGP-10/11/20/21 I/O boards)
Range
–60V to +60V
Resolution
<30mV
Accuracy
±0.5% at 25°C [77°F], ±1% over rated temperature
range
Maximum Cable Length
20m (65 feet)
Digital Inputs (IOBGP)
Number of Digital Inputs
IOBGP-00/01
IOBGP-10/11/20/21
6
9
Connectors
Screwless terminal blocks
Wire Size
0.5 - 2.0mm
2
[20 - 14 AWG]
Maximum Cable Length
20m (65 feet)
Input Types
Voltage-free switch or relay contacts only
Input Range
Live Bus to Live Bus + 5V
Input Common
Same bus as used for current shunts (Live bus is
standard)
Input Protection
Protected against damage from short circuit to live
or common bus
Temperature Sense Inputs (IOBGP)
Number of Temperature Sense Inputs
2
One only connected as standard. Second input available
(requires additional temperature sensor).
Range
2.53V to 3.43V (-20 to +70°C [-4 to +158°F])
Resolution
< 0.01V (< 1°C [1.8°F])
Accuracy
±1°C [1.8°F] at 25°C [77°F], ±2°C [3.6°F] over rated
temperature range
