Siemens SIPART PS2 Notice De Service page 11

CAUTION
Prior to working on the control valve
Danger of injury.
● Before starting work on the control valve, move it into the safety position.
● Make sure that the control valve has reached the safety position.
● If you only interrupt the pneumatic auxiliary power to the positioner, it may be the case that the safety position is only
reached following a certain delay.
WARNING
Mechanical impact energy
Protect the 6DR5**0-*G***-**** version of the positioner from mechanical impact energy greater than 1 joule; this ensures
that the IP66 degree of protection is guaranteed.
When mounting, observe the following sequence imperatively to avoid injuries or mechanical damage to the
positioner/mounting kit:
1. Mount the positioner mechanically.
2. Connect the electrical auxiliary power supply.
3. Connect the pneumatic auxiliary power supply.
4. Commission the positioner.
CAUTION
Impact energy and torque
For versions 6DR5a*b-*Gc**-****, where a = 0, 2, 5, 6; b = 0, 1; c = G, N, M, P, Q, the following is applicable:
The device must be protected against power surges of over one joule.
For versions 6DR5a*b-*Gc**-****, where a = 0, 2, 5, 6; b = 0; c = G, N, M, P, Q, the following is applicable:
The maximum torque on the thread of the cable gland should not exceed 67 Nm.
Proper mounting
CAUTION
Incorrect mounting
The device can be damaged, destroyed or its functionality impaired through improper mounting.
● Before installing ensure there is no visible damage present on the device.
● Make sure that process connectors are clean, and suitable gaskets and glands are used.
● Mount the device using suitable tools. Refer to the information in Chapter "Technical data (Page 38)", for example
installation torques requirements.
NOTICE
Loss of degree of protection
Damage to device if the enclosure is open or not properly closed. The degree of protection specified on the nameplate or in
Chapter "Technical data (Page 38)" is no longer guaranteed.
● Make sure that the device is securely closed.
SIPART PS2 (6DR5...)
A5E03436620-01, 03/2011
11