User Manual

5
Siemens
A6V11991477_en--_a
2020-07-01
Technical data
Power supply
Battery type Lithium battery CR2032
(cannot be replaced)
Battery voltage 3 V
Battery life
● with power supply via M-bus and not
started
≥11 years with backup
Battery life
● without power supply via M-bus
Ca. 3 months
M-bus
M-bus slave interface Per EN 13757-2 / -3
Standby current ≤1.5 mA
Standard load 1.5 mA
Maximum pulse frequency 10 Hz (equal to ≤25m³/h
Address Primary or secondary
Baud rate 300, 2400 (default) or 9600 baud
Polarity Any
Galvanic isolation Per module interface
Cable length 1.0 m
Connecting cable cross section 2x 0.25 mm
2
IP class III
Protection class IP68
Ambient conditions Operation
EN 60721-3-3
Transportation
EN 60721-3-2
Storage
EN 60721-3-1
Climatic conditions Class A
Temperature 5...55 °C -20...+70 °C 5...45 °C
Humidity <95% r.h. (non-condensing)
Mechanical conditions Class M2
Standards, guidelines
EU conformity (CE) CE1T5303xx *)
Environmental compatibility
The product environmental declaration
CE1E5303 contains data on environmentally
compatible product design and assessments
(RoHS compliance, materials composition,
packaging, environmental benefit, disposal)
CE1E5303 *)