Technical Specifications; General Characteristics; Characteristics Of Physical Interfaces - ADEUNIS WMBUS MODBUS MASTER Guide Utilisateur

WMBUS MODBUS MASTER - Guide utilisateur / User guide version V1.0.0

1.4. Technical Specifications

1.4.1 General characteristics

Parameters
Supply
Maximum supply
Working temperature
Dimensions
Weight
Casing
Frequency

1.4.2 Characteristics of physical interfaces

Paramètres
Cables length
Number of wires on power cable
External power supply voltage
Number of wires of sensor (slave) cable
RS232
RS485
Sensor (slave) power supply
Value
DC 6-24V
90mA
-25°C / +70°C
105 x 50 x 27mm
70g
IP 67
868 MHz
Valeur
70cm
2 wires: +V, GND
DC 6-24V
6 wires : RTS/TX-, CTS/RX-, RX/RX+, TX/TX+, Ground, Sensor power
supply
3 useful signals: RX, TX, Ground (RTS and CTS are not handled)
Voltages shown are common mode voltages.
Voltages on inputs/outputs: +/-5V typ | +/-15V max
5 useful signals : TX-, RX-, RX+, TX+, Ground
Voltages shown are common mode voltages.
The product is master of the link: the slave must not reinject voltage
on the bus!
Voltages on inputs/outputs: +/-1.5V typ (3V differential)
Polarisation resistors: 560 Ohms
Termination resistor: 120 Ohms
= external power supply voltage
FR
EN
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