ABB FEN-01, User Manual, Page: 12 / 32

Overview
12
Isolation areas
The following figure describes the different isolation areas of the
module.
The shields of sockets X31 and X32 and plug X33 are connected
to chassis. The fixing screw connects the chassis to ground.
Compatibility
FEN-01 is compatible with the following encoders.
• TTL incremental encoder, 1…65535 pulses / rev, supports
reference mark
• TTL incremental encoder, 1...65535 pulses / rev, supports block
commutation and reference mark
X33
X32
X31
X34
X
201
C
B A
CHASSIS
TTL encoder emulation
output
TTL encoder input with
commutation support
TTL encoder input
Digital latches
Fixing screw
Connection to the drive