1. System Installation Requirements
1-5
TI 33Q01J10-01E
1.2
Control Room Environment
This section describes environmental conditions of the control room to operate the
system safely, and stably over a long period of time.
It is recommended that user have the control room environment assessment. Consult
Yokogawa sales for the assessment if necessary.
Temperatures and Humidity
When equipment is brought from the place out of operational temperature range to the place in
operational temperature range, bring it without a package, keep it within temperature change rate
and avoid condensation. Keep ambient temperature within operational temperature range and
leave it for more than three hours before starting operation.
Under normal operation, the rate of change of ambient temperatures should be within 10 °C/h. All
the equipment should be kept out of direct sunlight.
SEE
ALSO
See “Table of Equipment Installation Specifications” in this section, for the temperatures and humidity limits for
operating and storing this equipment.
Condensation
Prevent condensation. If condensation occurs, or its trace is found on the control room
equipment, contact Yokogawa.
SEE
ALSO
See “Section 2.3 Storage” for more information.
Sep. 30, 2008-00