Festo EMCS-ST, Operating Instructions Manual

Page: 21 / 86

9.5.1 Connection [Logic]: digital inputs/outputs (DIO), logic power supply
The [Logic] connector is used to exchange digital input/output signals (PNP or NPN logic) with the
higher-level controller and to supply the logic part of the unit with electrical power.
[Logic]
1)
Pin Function Description Switching
logic
1 24 V DC Logic power supply (24 V DC)
−
2 State "In" Digital output 1 (DO1), status signal for end
position “Lim
In
(Ref)”
PNP/NPN
3 State "Out" Digital output 2 (DO2), status signal for end
position "Lim
In
" or "Force" setpoint value
PNP/NPN
4 GND Reference potential logic power supply (0 V)
2)
−
5 Mov
In
Digital input 1 (DI1), control signal for posi-
tioning task "Mov
In
"
PNP/NPN
6 Mov
Out
Digital input 2 (DI2), control signal for posi-
tioning task "Mov
Out
"
PNP/NPN
7
–
reserved, do not connect
−
8 GND Reference potential for logic power supply
(0 V)
2)
−
1) plug M12x1, A-coded, 8-pin
2) Pins 4 and 8 are internally connected.
Tab. 9 Connection [Logic]: digital inputs/outputs (DIO), logic power supply
Installation
21 Festo — EMCS-ST — 2020-04a