Special switchings for modulating control - Basic Documentation - GMA121.1E - GMA126.1E - GMA131.1E - GMA136.1E - GMA161.1E - GMA161.1E/MO - GMA163.1E - GMA164.1E - GMA166.1E - GMA321.1E - GMA321.1E/SW - GMA326.1E

OpenAir™ GMA...1 actuators with spring return
Product Family
OpenAir
Product Group
Damper actuators
Content Language
English
Content Type
Technical Documentation > Basic Documentation
Product Version
Status
Valid
Date
2018-01-11
Document No
CM2Z4614en
Download ID
22970
Stock No.
BPZ:GMA121.1E
BPZ:GMA126.1E
BPZ:GMA131.1E
BPZ:GMA136.1E
BPZ:GMA161.1E
BPZ:GMA163.1E
BPZ:GMA164.1E
BPZ:GMA166.1E
BPZ:GMA321.1E
BPZ:GMA326.1E
S55499-D300
S55499-D512
Product No.
GMA121.1E
GMA126.1E
GMA131.1E
GMA136.1E
GMA161.1E
GMA161.1E/MO
GMA163.1E
GMA164.1E
GMA166.1E
GMA321.1E
GMA321.1E/SW
GMA326.1E
Access level
Internet
File Type
html

The following connections enable different operating states of the actuator depending on the position of the changeover switch featuring switch contacts K1, K2, K3
(see table of operating states below).

Modulating control,
fully open, fully locked with
GMA16..1

AC 24 V (SELV/PELV)

DC 24…48 V (SELV/PELV)

N Controller

Y Actuator GMA16..1

P Position indication

SP System potential AC 24 V

SN System neutral

D Diode (e.g. R4000)

K1...K3 Switch contacts (10 V / 0.1 mA)

N Controller

Y Actuator GMA16..1

P Position indication

SP System potential DC 24…48 V

SN System neutral

K1...K3 Switch contacts (10 V / 0.1 mA)

Operating states of GMA16..1

Note
GMA163.1, 164.1

*) Actuators with adjustable characteristic function: Full opening cannot be reached (dependent on Uo, ΔU) in this position (switch contact K2).