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Wiring example 4
One-channel connection. This connection is SIL1 capable (no
redundancy between STO channels).
11
12
21
22
XSTO1
PTC
XSTO
T1 T2
XFLT
FPTC
OUT
SGND
IN1
IN2
SLOT
1/2/3
X100
XSTO2
3 ~
Ex M
a
)
1
2
Control unit
1
Potentially explosive atmosphere
2
a)
If necessary, you can connect an external device (eg, an
emergency stop button) between the XSTO input of the control unit
and the XSTO2 output of the FPTC module.
46 Electrical installation
30
Summary of Contents for FPTC-02
Page 2: ......
Page 4: ......
Page 23: ... Layout 1 1 2 4 3 XSTO2 XSTO1 XWRN XFLT Retaining clips 1 Lock 2 Hardware description 23 ...
Page 28: ...28 ...
Page 37: ...2 3 1 4 Mechanical installation 37 ...
Page 38: ...38 ...
Page 48: ...48 ...
Page 64: ...64 ...
Page 70: ...70 ...
Page 78: ...78 ...
Page 89: ...Technical data 89 ...
Page 90: ...90 Technical data ...
Page 92: ...92 Technical data ...
Page 93: ...Check the latest version of the certificate in the ABB Library Technical data 93 ...