Hengstler grado 921 1 / 4 DIN Temperature Controllers

- Available as two-point, three-point, or continuous

controller

- Easy adjustment of the PID control parameters through

Preliminary adjustment (pre-tune) and self-adjustment

(self-tuned facilities)

- Very easy set point adjustment directly through front

panel keys

- Configurable universal input for thermocouples,

resistance thermometer PT 100, or freely scaleable analogue

input (current/voltage)

- 3 outputs (discontinuous or continuous) for control, as

linear output for measured or set point value, or as alarm

output

- Two-line high-luminosity LED display

- Permanent set point and actual value display

- 2 software alarms, which can be allocated to the outputs

- 4 types of alarm: closed loop alarm, deviation alarm,

band alarm and absolute alarm

- Adjustable digital input filter

- 2 externally selectable set point values

- Easy adjustment of control parameters with interface

through PC

- IP 65 system of protection