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