Delta OHM LPPYRHE16, Руководство по эксплуатации

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LPPYRHE16
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V2.3
4.4 LPPYRHE16S
CONNECTIONS
The pyrheliometer LPPYRHE16S has RS485 Modbus-RTU output and requires
5…30 Vdc external power supply. It is to be connected to a power supply and to a
PLC, a data logger or a RS485/USB or RS485/RS232 converter for PC as shown in fig.
4.4. The RS485 output is not isolated.
Connector Function Color
1 Power supply negative (GND) Blue
2 Power supply positive (+Vdc) Red
3 Not connected
4 RS485 A/- Brown
5 RS485 B/+ White
6 Housing / Cable shield (SH) Black
7 Not connected
8 Not connected
Fig. 4.4: LPPYRHE16S connections
Before connecting the pyrheliometer to the RS485 network, set the address and the
communication parameters, if different from the factory preset (see chapter 6).
Power supply
CPM12-8D… cable
Sensor M12
male connector
PLC, data logger or
RS485/USB or
RS485/RS232
converter for PC
Other sensors with
RS485 output
Connect to ground only if it is not possible to
ground locally the housing of the pyrheliometer