Specifications

 

MASTER CONTROL UNIT

FEATURES+

DESCRIPTION

VALUE(s)

UNIT

Operating temperature

 

-20 to +85

Degree C

Power supply

Galvanic isolated DC-DC conversion

24 (9-36)

V

Number cell strings supported per MCU

Without multiplexing unit

2

Strings

 

Number of MCU's in one configuration max

Using 1 channel CAN-bus interface

5

units

Number of cells in series for total system

(with 4 master configured in series -  tested)

192

cells

Range of high voltage measurement per string

maximum rating for isolation fault detection

0-200

Vdc

Range of high voltage measurement multi MCU

maximum rating for isolation fault detection

0-750

Vdc

Accuracy of high voltage measurement

idem cell measurement

3,00

mV

Current measurement

Analog inputs per string

2

Channels

Tandem configuration for dual range sensors

0-500

A

 

Current direction detection for charging/discharging

Signed values

Current typical sampling frequency

Synchronous with slave voltage acquisition

2-10

Hz

String cell voltage

Cells voltage acquisition on same MCU

1,00

µs

Between 2 MCU's

10,00

ms

Isolation fault detection (leakage) level

Optional function

2

mA

Active Consumption

Without balancing activities

< 180

mA

Active balancing current (4 channels)

+ 400

mA

Communication to Slave Monitoring Unit (SMU)

patented design - serial interface

2,00

Channels

Supported CAN communication type

CAN 2.0A/B 11 bit and 29 bit IDs

1000

kBps

Number of CAN ports

galvanic isolated tranceivers

2

channels

External I/Os

Isolated IO relay output (30V-8A)

2

channels

isolated IO - Mosfet output (24V-8A)

2

channels

Opto-isolated - open collector output (300V-150mA)

1

channel

Opto-isolated digital inputs

4

channels

Charger control interfaces

User configurable

CAN-bus protocol

Mechnical dimension single MCU

Mechanical width

150

mm

Mechanical height

15

mm

Mechanical length

200

mm

 

 

SLAVE MONITORING UNIT

FEATURES

DESCRIPTION

VALUE(s)

UNIT

Operating temperature

 

-20 to +85

Degree C

Power supply

patented design

12

Vdc

Number of cells per SMU (or per string)

Synchronous cell measurements

to 64

cells

Cell voltage measurement

Measurable cell voltage

0-5,00

Vdc

Accuracy of cell voltage (over operating temperature)

3,00

mV

Measurement resolution

2,44

mV

Cell voltage measurement timings

Cell voltage sampling frequency (MCU sync)

2-10

Hz

Single cell measurement

1,00

µs

Between 2 cell strings on different MCU's

10,00

ms

Temperature measurements - external NTC

Synchronous temperature acquisition

-30 to +85

Degree C

Accuracy of cell temperature (NTC)

10kOhm NTC

0,50

Degree C

Temperature typical sampling frequency

(Determined by MCU)

0,2

Hz

Communication interface

patented design

Serial interface

 

Active Consumption

Without balancing current

< 3,00

mA

Active balancing current

+ 100

mA

Dissipative balancing current

+ 200

mA

Sleep mode Consumption

Low power mode

< 200

uA

Cell balancing topology

Dynamic, active and/or passive

User configurable

Cell balancing current

Active balancing current

100

mA

Dissipative balancing current

200

mA

single channel dimensions

Mechanical width

25

mm

Mechanical height

9

mm

Mechanical length

80

mm