Safety Functions Module Connections - WEG CFW500-SFY2 Instrucciones Y Manual De Seguridad

Installation

2.2 SAFETY FUNCTIONS MODULE CONNECTIONS

The safety-related signals must be connected to connector XC7 of the CFW500-SFY2. The
location of this connector, as well as the location of the DIP switches S1 and S2, is indicated
in Figure 2.1 on page 12.
Figure 2.1: Location of connector XC7 and DIP switches S1 and S2
Table 2.2 on page 12 describes the safety signals on connector XC7.
Pin Name
1 + 24 Vdc
2 SP1
3 STO1
4 SP2
5 STO2
6 GND
The + 24 Vdc power supply to be used with the CFW500-SFY2 must comply with the low
voltage directive 2006/95/EC, applying the specifications of IEC/EN 61131-2, Programmable
controllers - Part 2: Equipment requirements and tests, and it must comply with one of the
following specifications:
Safety extra-low voltage (SELV), according to IEC/EN 60950-1.
„
Protected extra-low voltage (PELV), according to IEC/EN 60204-1.
„
NOTE!
The control accessories of the CFW500 frequency inverter provide a + 24 Vdc power
supply (150 mA, PELV type), which can be used to supply the CFW500-SFY2.
12 | CFW500
S1 S2
Table 2.2: Safety signals on XC7
Input for + 24 Vdc PELV/SELV
Safety signal for STO1 input
Safety input 1
Safety signal for STO2 input
Safety input 2
Reference for + 24 Vdc PELV/SELV power supply
XC7
Description