Thermo Scientific LevelPRO Series, Руководство по установке

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Hardware Installation
Detector-Transmitter
3-4
LevelPRO Installation Guide Thermo Fisher Scientific
As a permanently connected equipment, the LevelPRO gauge requires a
switch or circuit breaker as the means for disconnection. The customer
needs to prepare the switch or circuit breaker according to the following
requirements:
1. A switch or circuit breaker must be included in the building
installation.
2. It must be in close proximity to the equipment (LevelPRO) and within
easy reach of the operator.
3. It must be marked as the disconnecting device for this equipment
(LevelPRO).
Warning
Do not install the system in any hazardous area other than those
approved. Refer to the equipment tag for the specific approvals applicable
to the configuration of your instrument.

Warning
Do not apply power to the instrument in any hazardous area
unless the safety ground is properly wired inside the instrument and the
cover is properly installed.

Warning
For hazardous location installations, the cable entries must be
sealed per the installation layout drawing (868502).

Warning
For non-hazardous location installations, the enclosure cable
entries must be sealed with a compound to protect against the passage of
gas or vapors. The sealing compound should not be affected by the
surrounding atmosphere or liquids. The sealing compound must have a
thickness of at least 5/8 inch (16 mm).

Warning
Use proper lifting procedures during installation to avoid injury.
Refer to drawings 868672 or 868674 (water-cooled units) for weights and
dimensions of the detector housing.

Safety
Disconnecting
Means
Requirements
Detector-Transmitter