2-step temperature regulator MPR-A

2-step temperature regulator in standard housing (48 x 96 mm)

Universal temperature regulator for front panel mounting.

For controlling heating and refrigeration operations in technical systems. Multiple programming options. Can be ordered with 1-4 switching contacts to control compressors, heaters, alarms etc.

 

Features:

  • Easy operation via three work levels
  • Automatic parameter storage without data loss when a power-cut occurs
  • Freely selectable target temperature and hysteresis
  • Hysteresis adjustable either in one direction or symmetrically
  • LED display of operating status
  • Target temperature and upper/lower hysteresis limit freely adjustable
  • Heating / cooling interchangeable
  • Lockable buttons to prevent changes to target temperature
  • Alarm in the event of sensor short-circuit/sensor fault
    (adjustable relay switching state in event of fault)
  • Switchable between °C or °F display
  • Separately adjustable minimum action time and minimum pause time for output relay
 

 

Connection diagrams

Tailor-made models

Customers’ individual wishes in terms of special functions or different frontal layouts with company logo can be fulfilled quickly and economically.


  Technical data
 

Operating voltage

230V AC +/-10%, 50/60 Hz
115V AC +/-10%, 50/60 Hz
24V AC +/-10%, 50/60 Hz
24V DC
24V UC

Relay contact

1..4 voltage-free two-way-contacts

max. switching current

10 A AC1

max. switching voltage

250 V ~

Display

13 mm LED-Display, 3 digits

Display range

-99 to 999

Usable sensor types

KTY 81-210 or PT 100

Measurement range
- KTY 81-210
- PT 100 - 2 leads
- PT 100 - 3 leads


-50° to +150°C
-99° to +400°C
-99° to +400°C

Control type

two-step regulator

Hysteresis

0,1 K to 99,9 K freely adjustable

Operation mode

heating/cooling interchangeable

Housing
- front panel
- front-panel cut-out
- installation depth


48 x 96 mm
42 x 90 mm
88 mm

Protection (housing front)

IP 64

Connection

screw terminals

Ambient temperature
- operation temperature
- storage temperature
- max. humidity


0° to +50°C
-20° to +70°C
75% (no condensation)