Instruction Manual
Microprocessor Temperature Regulator HT MC11
Page 22 of 22
11 Technical Data
General sensor inputs
Influence of ambient temperature: < 0.01 % / K
Sensor Pt100 (RTD)
2- or 3-wire connection possible
Built-in protection against sensor break and short circuit
Sensor current: < 0.5 mA
Calibration accuracy: < 0.2 %, linear error: < 0.2 %
Sensor Pt1000 (RTD)
2- or 3-wire connection possible
Built-in protection against sensor break and short circuit
Sensor current: < 0.05 mA
Calibration accuracy: < 0.2 % Linear error: < 0.2 %
Sensor Thermocouple
Protection against sensor break and incorrect polarity.
External compensation point on connection board.
Calibration accuracy: < 0.25 % Linear error: < 0.2 %
Influence of resistance of the sensor cable on measured voltage:
<5
μ
V at 10 Ohm. Resulting temperature error depends on
sensor type. (e.g. 20 Ohm, 10
μ
V - type J: 0.2 °C, type S: 0.5 °C)
External compensation
point
Calibration accuracy: < 0,.5 % Linear error: < 0.2 %
Plus accuracy of measuring resistor on connection board (1 %)
Continuous input
0...10 V; Input resistance > 100 kOhm
Heating current
measurement input
Internal measuring range 0..20 mA corresponding to 0.0..20.0 A
when using a current transformer 1: 1000. If the range is
exceeded, the controller may be damaged.
Logic output
Bist. voltage signal, 0/9.5 V DC, max. 10 mA, short-circuit proof.
Output relay AL1
Relay, max. 250 VAC, max. 2 A (ohmic load)
Output triac
Control output exclusively for controlling an external power triac.
NOT short-circuit proof.
Output continuous
0...10 V, resistance load > 15 kOhm
7 segment display
4 digits; Process: 10 mm red, Set: 10 mm red
Data backup
EAROM, solid state memory
CE marking
Tested according to 2014/30/EU; EN 61326-1
Electrical safety: EN 61010-1
Communication interface RS485;
Communication parameters: 115200 Baud 8 N 1
Nominal voltage
230 V AC, 48...62 Hz (other voltages are available as an option)
Electrical connections
Spring-cage terminals, protection category IP 20 (DIN 40050),
Insul. class: I
Nominal cross section: max 2.5 mm²
Permissible operating
conditions
Operating temperature:
0...40 °C / 32...104 °F
Storage temperature:
-30...70 °C / -22...158 °F
Climate class: KWF DIN 40040; equivalent to annual average,
max. 75 % rel. humidity, no condensation
Protection category
housing
IP 65
Safety class
I
Housing material
Die-cast aluminum housing
Power control
Solid state relay
Fuse 10A- / 15A-models
FF10A: 5x20 mm / FF16A: 6.3x32 mm
Subject to technical improvements.
Version 1080/1.03 02/2018
471 10 1400
Horst GmbH
Bitzenheimer Weg 10
D-64653 Lorsch
Telefon: +49 (0) 6251 9626 0
Telefax: +49 (0) 6251 9626 96
