Siemens MT SAS Series User Manual

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Siemens Actuators SAS.., SAT.. for valves CE1P4041en
Smart Infrastructure Functions and control 2019-04-09
4.4.5 Indicators
A Indication of travel
B Scale
Position indication
C Indicator
D LED Status indication
In Automatic mode, the manual adjuster serves for the indication of travel.
See "Automatic" (page 42).
When turning the manual adjuster, the indicator also moves.
The scale indicates the stroke. When reaching the stops, the valve is either fully
open or fully closed.
Housing cover fitted Housing cover removed
When the housing cover is fitted, the LED can be
viewed through a light conductor.
When the housing cover is removed, the
LED can be viewed through a hole.
The status indication informs about the operational state of the actuator.
LED Indication Operating state Remarks, troubleshooting
Green
On Automatic mode Normal operation
Blinking
Calibration Wait until calibration is finished
(then green or red light)
In manual mode Manual adjuster in MAN position
Red
On
Calibration error Start calibration again
Undervoltage (AC 13 V) Check operating voltage
Blinking
Clogged valve, detection of
foreign bodies
Check valve / actuator
Dark Dark No power or electronics faulty Check operating voltage
Operational status
indication
Position indication
Status indicatio
n (LED),
only with modulating
control (only SA..61..)

Siemens MT SAS Series Specifications

General

Brand	Siemens
Model	MT SAS Series
Category	Controller
Language	English