RMS621 Wiring
Endress+Hauser 21
Installation/dimensions
Mounting instructions:
• The mounting location must be free from vibrations.
• The permitted ambient temperature during operation is -20 to +60C (-4 to +140 °F).
• Protect the device against the effects of heat.
Procedure for panel mounting:
1. Provide a panel cutout of 138+1.0 x 68+0.7 mm (5.43"+0.04" x 2.68"+0.03") (as per DIN
43700), the installation depth is 45 mm (1.77").
2. Push the device with the sealing ring through the panel cutout from the front.
3. Hold the device horizontal and, applying uniform pressure, push the securing frame over the
rear of the housing against the panel until the retaining clips engage. Make sure the securing
frame is seated symmetrically.
Fig. 14: Panel mounting
Wiring
Fig. 15: Terminal plan of remote display/operating unit
The remote display/operating unit is connected directly to the basic unit with the cable supplied.
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