4.4.3 Connection of 24 V Power Supply
T
he 24 V supply voltage is connected with a screw connector. The connection is found
in the lower area of the module groups next to the D-sub connector for RS 232.
Note
In the S7 300 or ET200M system, the SIMATIC CPU or IM 153 and SIWAREX FTC
must be connected to the same 24 V supply.
Termination Clamp Signal Comment
1L+ 24 V DC 1L+ Power supply +
1M 24 V DC 1M Power supply M
Table 4-2 Power supply connection
4.4.4 Connections to Front Terminal
The SIMATIC con
struction guidelines apply for connecting the 40 pin connector.
Flexible cables with a cross-section of 0.25 to 1.5 mm
2
can be used. Remove the
insulation from the cable for 6 mm and install wire end sleeves.
4.4.5 Load Cell Connection
Senso
rs equipped with strain gauges and that meet the following conditions can be
connected to the SIWAREX FTC:
- Characteristic value 1.... 4 mV/V
- Supply voltage of 10.2 V is permitted
The connection is made to the 40 pin front connector. The connection should be
made using the cable described in chapter
Accessories.
Termination
Clamp
Signal Comment
X1.34 AGND
Analogue ground (is normally not connected,
on where required, e.g. with additional load
cell power requirement)
X1.35 SEN+ Sensor line +
X1.36 SEN- Sensor line -
4-16 SIWAREX FTC
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