XSTO1 XSTO2
X101
XWRN XFLT
A B
C
1
2 3 4
5 6
Connection to the drive1
Mounting screw, chassis2
PTC Warning3
PTC Fault4
STO 15
STO 26
There is reinforced insulation between:
• isolation areas A and C
• isolation areas B and C.
Connections
■ Motor thermistor connection
• Maximum wire size: 2.5 mm
2
(14 AWG)
• Maximum wire length: 700 m (2300 ft) (1400 m [4600 ft] for the
whole loop)
Technical data 81