User Manual

44
Smart Infrastructure
CE2N5324en
2019-06-27
GPRS module WZU-GPRS
M-bus master
M-bus master interface
● Baud rate
● Number of M-bus slaves
● Line length
● Technical design
As per EN 13757
2400 and 9600 baud
Max. 8
Max. 1000
2-wire connection, interchangeable
Housing type
Protection class II as per EN 61010-1
Degree of protection processor unit IP54
Ambient conditions
Operation
EN 60721-3-3
Transportati
on
EN 60721-3-2
Storage
EN 60721-3-1
Climatic conditions Class A Class A Class A
Temperature 5…55 °C- 20…60 °C 20…60 °C
Humidity <93% r.h.
at 25 °C (non-
condensing)
<93% r.h.
at 25 °C (non-
condensing)
<93% r.h.
at 25 °C (non-
condensing)
Mechanical conditions Class M1 Class M1 Class M1
Max. altitude
Min. 700 hPa, corresponding to max. 2,000
m above sea level
Standards, directives and approvals
Product standards DIN EN 1434-x (heat/cooling energy meters)
EU conformity (CE) CE2T5324xx *)
RCM Conformity CE2T5372en_C1 *)
Environmental compatibility
The product environmental declaration 8000079744 *) contains data on environmentally
compatible product design and assessments (RoHS compliance, materials composition,
packaging, environmental benefit, disposal).
Dimensions
(W x H x D):
● Processor unit
● Flow measuring section
143 x 136 x 42 mm
See "Dimensions”