Terminal Allocation - Baelz Automatic 373-E07 Operating Instructions Manual

Motorized Linear Actuator

7.3.2 Terminal allocation

E1 E2 E3 E4
2
3
4
5
12
14
Normal and safety modes, see
section 7.2.4
Fig. 25: Terminal numbering
Terminal
2, 3
4, 5, 12, 14
20, 22
23, 24, 25, 26
38, 39, 40
91, 92, 93
U, 0, I
E1, E2, E3, E4, E5, E6
97, 98, 99
W. Baelz & Sohn GmbH & Co. · Koepffstrasse 5 · 74076 Heilbronn · Germany · www.baelz.de
E5 E6
91 92 93
20 22 23 24 25 26
Table 5. Terminal allocation
Allocation
supply terminals
Can be allocated to an overriding external
control system (freeze protection, excessive
temperatures).
Digital input for a switch used to select
between two conditions,
e.g. „open / closed" or „summer / winter".
Analogue output position indicater using
voltage and / or current.
Connection terminals for Modbus
Connection terminals for potentiometer
Input setpoint value for valve position
Terminals for 2 digital outputs
Connection terminals for motor
U 0 I
38 39 40
Notes
See wiring diagram on page 22
for correct allocation.
For external control, the N↔S
switch must be set to „S" (safety
mode).
Analogue outputs can be
connected simultaneously.
IMPORTANT! Position of DIP
switch 1, see section 7.4
IMPORTANT! Position of DIP
switches 5 & 6, see section 7.4
Factory wiring varies according to
type of actuator
baelz 373-E07
97 98 99
Seite | Page 23 | 36