Festo — CMMT-ST-C8-1C-...-S0 — 2021-04b
Installation
27
Requirements for the connecting cable
Min. conductor cross section incl. wire end sleeve with plastic
sleeve
1)
0.2 mm
2
Max. conductor cross section incl. plastic wire end sleeve
1.5 mm
2
Max. length
25 m
1) The conductor cross section used must be suitable for the expected currents. If flexible flying leads are used with plastic wire end
sleeves, minimum cross sections of 0.14 mm² are possible.
Tab. 15: Requirements for the connecting cable
7.4.2
[X1C], reference switch/limit switch
The connection [X1C] is located on the front of the device and is used to connect the reference switch
or a limit switch. The switching logic of the input can be parameterised (PNP logic or NPN logic).
[X1C]
Pin
Function
Description
Mating plug
labelling
1
+24 V, out + 24 V DC output (fused)
+
2
REF/IN
Reference signal/limit switch
signal
IN
3
0 V/GND
Reference potential, reference
switch
-
Tab. 16: Connection for the reference switch/limit switch
Mating plug requirements
Identifier
based on Phoenix Contact FK-MCP 1.5/3-ST-3.5
included in assortment of plugs NEKM-C-22
(enclosed with the product)
Signal contacts
3
Nominal current
8 A
Pitch
3.5 mm
Strip length
9 mm
UL Use Group
D
Tab. 17: Mating plug requirements
Cable requirements
Shielding
not required
Min. conductor cross section incl. wire end sleeve with plastic
sleeve
1)
0.14 mm
2
