GENERAL DESCRIPTION
The SZ-7081 is single setpoint temperature controller.
It has unique features and user friendly parameters.It is
designed for Heating as well as Cooling applications. In
Heating mode it can work in either Proportional or On-Off
mode.
Additionally the SZ-7081 offers several protection
features that are easily understood by the examples
given in the instruction manual.
The controller can be used for several applications
with mesuring range as below:
J type thermocouple : 0 C 0 C
type thermocouple : 0 C C
C C
C C
O O
to 70
O O
K to 999
O O
2 Wire RTD : -99 to 850
O O
3 Wire RTD : -99.9 to 99.9
OPERATING
INSTRUCTIONS
SZ-7081
INDIA
www.ascontrols.com
INDEX
To set cycle Time in seconds. Activated in Proportional
mode only.
To set relay mode as per application.
Parameter
Parameter setting
method.
To set Cutout value of the Controller.
To select the type of sensor.
To select type of output.
To set Control Action of Output.
To set Hysterisis (differential). Activated in On-Off mode
only.
To set Proportional Band. This parameter is activated in
Proportional Mode only.
To set Time Delay. This parameter is activated in On-Off
Mode only.
To set manual offset for proportional band. Activated in
Proportional mode only.
To set maximum limit for set point as per the sensor
selected.
To set minimum limit for set point as per the sensor
selected.
To set Probe calibration.
To restore default settings.
To end programming.
To lock keypad.
To display set point. The Set point can not be changed but
can only be viewed in this mode.
Operating Messages
Technical Data
Wiring Diagram
Panel cutout & Installation
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