- Controls all DAMs and logs data in removable microSD card - Can generate CU status alarms on 2 dry contacts - Sends E-Mails and SMS in case of alarm/event - Interfaces through USB or LAN to the PC that operates the BATTMASTER® SW - Can operate autonomously in case of mains failure up to 1.5h
A CU includes: a) 1x 4GB microSD card c) 1x USB type B port d) 1x LAN RJ45 socket e) 2x dry contacts interface for CU status. f) 1x connector for external power supply (5Vdc/500mA) g) 1x Quad band GSM module
Technical data: - Radio frequency: 868MHz - license free ISM band - Communication range: up to 100 meters outdoor, up to 50 meters indoor (environment dependent) - Max. number of devices: 64 IDAM, 1024 (50 for lite version) DAM - Power needs: 5VDC/0.5A (external); internal power back-up for 1 hour - Refresh rate: user settable from 1 minute up to 1 day - Data storage capacity: ~10 years data for 300 batteries and 20 minutes refresh rate
DATA ACQUISITION MODULE (DAM)
One per each battery (cell) to be monitored.
Technical data: - Available models: L - for 2V cells, H - for 6V and 12V batteries - Measures the battery temperature (-20/+80°C, ±2°C) - Measures the battery voltage (H type: 5 -18V, L type: 1.5 - 5.5V) - Measures the battery internal resistance (Ri=1-300 mΩ, ±10% or ±1mΩ), with Kelvin wiring - Protected against reverse polarity, internal short circuit and over voltage - Power consumption (typical): 30mA - Multifunction LED
CURRENT DATA ACQUISITION MODULE (IDAM) - OPTIONAL
One per each string (or battery) is used for current monitoring.
Technical data: - Measures the string (or battery) current Current ranges: -40..40A or -300..300A - Power supply: 12..16VDC/0.6W (supplied from external power supply) - Measurement accuracy: 40A Range: (0...40A) ±(1.5% + 0.4A) 300A Range: (0...200A) ±(1.5% + 2A) (200...300A) ±(2.4% + 3A) - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 100A Range: (0...100A) ±(3% + 3A) 600A Range: (0...400A) ±(3% + 4A) (400...600A) ±(4% + 4A) - Protected against reverse polarity and over voltage - Power consumption (typical): 50mA - Multifunction LED