Design and function
12 RHDE250 ... 4000 (Contrac) 42/68-167-EN
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3 Design and function
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J
Process Control System
/ Controller
mains
115 V AC / 230 V AC
Motor Temperature
Monitoring Unit
(e.g., SD241B)
Contrac power
electronic unit
Contrac actuator
in explosion-proof design
M00190
non Ex
Ex
Motor
with temperature sensor
brake
Motor/brake line
(shielded)
Sensor line (shielded)
Signal line from / to control
system / controller (shielded)
Motor connection area
Sensor connection area
(anti-condensation heater, optional)
Sensor electronic unit
Actuator sensor
Gearing
Temperature sensor line
Fig. 2: Ex design
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