1. Introduction
Page 8
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– MRF-M2 -E - V0.7 - 23.04.2021
1.9 Technical data regulator
Operating voltage
230V AC +/-10%, 50/60 Hz
Relay contact
2 power relay
max. switching current
K1 = 12A AC1 - 230V AC
K2 = 10A AC1 - 230V AC
max. switching voltage
250V AC - 50..60 Hz
Display
13 mm LED-Display, 3 digits
Display range
-99 .. 999
Switching status displays
3 mm LED
Number of sensor inputs
1
Type of sensor
KTY 81-210
Sensor cable length
2 metres
Measurement range
-20° .. +120°C
Temperature resolution
0.1°C
Control mode
two-step controller
Hysteresis
0,1 K .. 10 K (standard adjusting 0,7 K)
Target temperature T1*
Target temperature T2*
standard adjusting 4°C
standard adjusting 4°C
Agitator
- Rest time (interval) *
- Agitating time*
standard adjusting 20 min.
standard adjusting 2 min.
Digital input
1
Interface
RS-485
Connection
Plug-in screw connections
for cables up to 2.5 mm²
Housing
- Front dimension
- Front panel cutout
- Insertion depth
86 x 106 mm
56 x 87 mm
38 mm
Protection
- Housing front
- Rear
The control is open on the rear, as it is designed
for installation in a closed housing.
IP 64
IP 00
Electrical safety
Protection class II,
Overvoltage category III, pollution degree I
Environment specifications:
- Operation temperature
- Storage temperature
- max. humidity
0° .. +50°C
-20° .. +70°C
75% (no dew)
Pollution degree
Electrically conductive pollution must not enter
the housing interior
* = freely adjustable
Technical data subject to change.
