Auxiliary Power Source - SAGEMCOM Dr. Neuhaus ZDUE-GPRS-PLUS-VI User Manual

Interfaces
RS-485
RS-232

4.4 Auxiliary power source

Auxiliary power
source (9V)
Page 22 of 63
The meters are connected to terminals RT- and RT+ (terminal 8, 9) of the
terminal block.
L N HS-
Maximum that can be connected: 32 meters
The bus connection is fitted with a 120 ohm (nominal) terminator and the
cable length is limited to 1000m.
The interface is isolated from the mains connection.
The interface conforms to the V.24 / V.28 specification.
Connection of a meter to the RS-232 interface is via the RJ45 jack next to
the terminal block (assignment see 2.5).
L N HS-
Maximum that can be connected: 1 meter
In some circumstances connection may require the use of an adapter cable
(for example D-Sub9 DE-9 to RJ-45).
The interface is isolated from the mains connection.
Local configuration:
The ZDUE-GPRS-PLUS-VI can be configured with a computer connected to
this interface.
The setting for this is: 19200 baud, 8N1.
The RS-232 interface is automatically set to these values as soon as no
GSM connection is present.
The ZDUE-GPRS-PLUS-VI provides a 9V auxiliary power source.
Connection is via terminals HS-, HS+.
RJ45
HS+ RTX- RTX+
RJ45
HS+ RTX- RTX+
RT- RT+
RT- RT+
ZDUE-GPRS-PLUS-VI