Battery Level Measurements
Conductance Range:
100 to 15,000 Siemens (Mhos)
Test Current:
Approx. 5 Amps RMS
Voltage:
2V Battery Accuracy: +/-10mv
12V Battery Accuracy: +/-30mv
Temperature (negative post):
Range: 0° C to +65°C
Accuracy: +/- 2°C
Strap Resistance:
2 µOhms minimum
Measured in µOhms
String Level Measurements
Voltage:
Range: 18 to 600 VDC
Accuracy: 5%
Discharge Current:
Range: - 15 to 2400A
Charge Current:
Range: 15A to 200A
Ripple Current:
Peak AC ripple detection
Ambient Temperature:
Range: 0° C to +65° C
Communication Interfaces:
Ethernet-TCP/IP @ 100 Mbps USB-A “on-the-go”
USB-B virtual comport (57.6 kps)
MODBUS - 4 wire, TCP/IP optional
Alarms:
Form C binary/dry contact with alarm input and outputs
Environmental:
Regulatory Compliance:
UL, FCC, CE, RoHS, WEEE compliant
Operating Temperature:
( 0° C to +65° C )
Storage Temperature:
( -10° C to +80° C )
Power Requirements:
Base Coordinator Unit Module:
Powered by VTC, 9 V DC wall plug adapter (optional), or POE
VTC String Monitor:
Powered from the battery string
Sensor Power:
Powered from the monitored mono-block / cell / jar
Protection:
Sensor:
( 2 V, 4V, 6V, 8V, 12V, 16V ) Test load and power paths are fused
VTC:
Power leads fuse and diode protected
Wireless Architecture:
Communication between BCU, VTC, and Sensors is IEEE 802.15.4 compliant RF transport @ 2.4 GHz
Physical Dimensions:
BCU - Base Coordinator Unit:
5.3 in x 6.5 in x 2.35 in
13.5 cm x 16.5 cm x 6 cm
VTC - String Level Monitor:
5.08 in x 5.25 in x 2.25 in
12.9 cm x 13.3 cm x 5.7 cm
Battery Sensors:
5.1 in x 2.15 in x 1.2 in
13 cm x 5.5 cm x 3 cm
