ARI Armaturen RI21 EN - Manual (Page 5)

Rev. 0040602000 1014 Page 2-5
Operating and installation instructions 
Electronic position indicator RI21
5.0 Installation
ATTENTION !
Work on electrical systems or equipment must only be carried out by qualified
electricians or by trained individuals under the guidance and supervision of a
qualified electrician in compliance with regional electrical requirements and
regulations.
When connecting electronics the supply line must be disconnected from the
mains (not live) during connection work. Non-compliance may result in death,
serious injury or substantial damage to property.
- The power supply and data provided on the type identification plate must agree.
- Do not touch live parts when carrying out adjustments.
- Take particular caution at voltages above 24 V!
- Do not disconnect or connect series isolating terminals with the power on!
- Ground connection between N and
 is only permitted in the 24 V version.
- Only one actuator is to be connected at any one time.
- Do not overshoot the range of the actuator when carrying out adjustments,

danger of damage.
- Ensure that the motor connected in the actuator switches off in the end
positions based on distance or torque.
5.1 General notes on installation
The electronic position indicator RI21 can be installed in a switch cabinet or in the actuator
ARI-PREMIO as well as in actuators CS25 through CS27.
Retrofitting of the electronic position indicator RI21 is possible on the ARI-PREMIO
actuator.
On actuators CS25 through CS27 retrofitting of the electronic position indicator RI21 is
conditional.
Please address all technical queries direct to ARI-ARMATUREN.
- Regional electrical requirements and regulations must be observed when laying electricity
lines and making electrical connections.
- The cable cross-section must always correspond to the relevant input current and the
cable length.
- The rated mains voltage and mains frequency must agree with the data on the type
identification plate.
Mains power fuse protection, installation side: 6 A max.
5.2 Installation in control cabinet
- The controller is mounted on a profile rail in the control cabinet in accordance with DIN
46277.
- The mounting grid for control panel installation is L 58 mm x W 35 mm.
Installation parts:
- 1 electronic position indicator RI21