Hillesheim HT55 series Self-optimizing dual controller

Description

Thanks to its free configurability, the HT 55 is a universal controller in machine, system and apparatus applications. In the design of this device, particular attention was paid to making its handling simple and comprehensible. Mounting on standard rails and the removable terminals (plug-in blocks) guarantee use even under difficult installation conditions in the switchgear cabinet.

Voltage supply 230 Volt AC / 50 Hz or 24 Volt DC
115 Volt AC / 50 – 60 Hz optional
Sensor types Fe-CuNi (J), NiCr-Ni (K) PT100 NI-120, sensor breakage protection, sensor polarity control, short-circuit monitoring
Tolerance 1 % of the relative temperature
Actual/target value display 3-digit LED display (13 mm) scan operation between channel 1 and 2
Measuring range 0 – 250 °C units
Controller output A via 2 internal triacs max. power 1200 W for both channels together
Controller output B via two mechan. changeover relays, switching power 2 x 1500 W at 230 V AC
Controller output C 2 x 12 V DC to control a solid state relay to switch higher powers
Configuration as dual controller, each channel is configured as a controller / limiter each channel monitors the other
Optional two independent 4 – 20 mA inputs for external setting of setpoint
Protection type IP40 (EN 60529), protection class I
Controller dimensions 72 x 70 x 90 mm (H x W x D)
Connections pluggable connection terminals
Operation parameter assignment and configuration using keypad
Special functions self-optimization of controller parameters for fast adaptation to environmental conditions. Safety operation mode by connecting the relays before the triac control to switch off fault alarm. Setpoint limitation and setpoint correction adjustable. Attachment on 35 x 7.5 mm rail according to DIN 50022
Installation housing for HT 55
Housing dimensions HZ-EK 2 for 1 unit 125 x 200 x 122 mm
Housing dimensions HZ-EK 4 for 2 units 200 x 200 x 122 mm
Housing dimensions HZ-EK 6 for 3 units 250 x 200 x 122 mm
HT 55 protection type IP40 (EN 60529) without housing
IP65 (EN 60529) in installation housing
Design in accordance with VDE 0631

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