General; Mechanical Installation; Electrical Installation; Approved Cable - Setra Systems 355X Series Operating & Installation Instructions

GENERAL

• Transducer should not be subjected to greater than the maximum allowable pressure (P.S.)/Temperature
(T.S.) as defined on the transducer label.
• Transducer should not be subjected to mechanical impact.
• In the event of fire the end user must ensure that the system pressure is vented to a safe area.
• The effects of decomposition of unstable fluids should be considered by the user when placing this device
in service.
• The pressure transducer has no means of draining or venting, this must be performed by another compo-
nenty in the end users system.
• Pressure range must be compatible with the maximum pressure being measured.
• Pressure media must be compatible with the transducer/transmitter wetted parts listed in these instruc-
tions.
• Liquids must not be allowed to freeze in the pressure port.
• The gasket must be fitted under the electrical connector (mini-din only).
• Supply voltage must not exceed the value stated on the unit label.

MECHANICAL INSTALLATION

Mountaing: Pressure Transducer is designed to be attached by the coupling thread only. Omnidirectional,
self supported directly into the pipework. Use a 22mm spanner on the hexagon provided to apply a maxi-
mum torque of 15Nm. The customer must ensure that the pressure seal is suitable for the application. If in
doubt, please contact Setra Systems, Inc.

ELECTRICAL INSTALLATION

All types with the CE Mark include suppression devices providing EMC protection to EN61000-4-2, EM 6100-
4-3, EN 61000-4-4 and EN 61000-4-6. Conformity with the requirements of the CE Mark only applies when
connection is made with Setra's approved cable. See Approved Cable section, and it connected as shown
below.

APPROVED CABLE

Setra Systems, Inc uses cables comprosing 2, 3 or 4 colour-coded cores, enclosed by an aluminised polyester
screen where the screen is in intimate contact with a seperate drain wire. The outer sheath is chrome PVC
and overall diameter is approximately 4mm.
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