gefran GTF-Xtra Installation And Operation Manual page 13

3.5 c
onfiGuration
CONNECTOR J2 GTF
Connector S1/S2
RJ10 4-4 pin
4
3
2
1
Cable type: flat telephone cable for pin 4-4 conductor 28AWG
3.6 s
erial communication Ports moDbus
CONNECTORS J3, J4 GTF
Connector S1/S2
RJ10 4-4 pin
4
3
2
1
Cable type: flat telephone cable for pin 4-4 conductor 28AWG
3.7 c
onnection examPle
Integration of GTF with GEFLEX modules connected in RS485 Modbus
Figure 11
80994B_MHW_GTF-Xtra_05-2016_ENG
ttl (Gtf s
Port tanDarD
Nr. Pin Nome
1 GND
2 RX_TTL
3 TX_TTL
4 (Reserved Gefran)
RS485 (Option)
Nr. Pin Name
1 GND1 (**)
2 Tx/Rx+
3 Tx/Rx+
4 +V (reserved)
:
communication Ports
)
Description
Ground
Data reception TTL from GTF
Data transmission TTL to GTF
DO NOT connect
Description
Data reception/transmission (A+)
Data reception/transmission (B-)
Note
The use of this port is recommended
to configure parameters by Accessory
Gefran cable code F049095 (USB /
TTL)or Gefran cable code F043956
(RS232 / TTL) ONLY
Note
(*) Insert the RS485 line termination
in the last device on the Modbus line,
see dip-switches.
(**) Connect the GND signal between
Modbus devices with a line distance
> 100 m.
Flat
RS485
13