Yokogawa YTA320 - Manual (Page 7)

<2. Notes on Handling>
2-
IM 01C50B01-01E
2. Notes on Handling
The YTA temperature transmitter is fully
factorytested upon shipment. When the YTA is
delivered, check the appearance for damage,
and also check that the transmitter mounting
parts shown in Figure 2.1 are included with your
shipment. If “No Mounting Bracket” is indicated, no
transmitter mounting bracket is included.
F0201.ai
U-bolt nut
U-bolt nut
Horizontal
pipe mounting
bracket
Vertical pipe
mounting
bracket
Transmitter
fastening bolt
Spring
washer
Spring
washer
U-bolt
Bracket
fastening bolt
Bracket
fastening nut
Figure 2. Transmitter mounting parts
2. Nameplate
The model name and configuration are indicated
on the nameplate. Verify that the configuration
indicated in the “Model and Suffix Code” in Chapter
7 is in compliance with the specifications written on
the order sheet.
TEMPERATURE
TRANSMITTER
YTA MODEL
SUFFIX
STYLE
SUPPLY
NO.
OUTPUT
CAL
RNG
Factory-shipped range and unit
F0202.ai
Model name
Serial No.
Style code
Specification code
Figure 2.2 Name plate
2.2 Transport
To prevent damage while in transit, leave the
transmitter in the original shipping container until it
reaches the installation site.
2.3 Storage
When an extended storage period is expected,
observe the following precautions:
1. If at all possible, store the transmitter in
factoryshipped condition, that is, in the original
shipping container.
2. Choose a storage location that satisfies the
following requirements.
• A location that is not exposed to rain or water.
• A location subject to a minimum of vibration or
impact.
• The following temperature and humidity range
is recommended. Ordinary temperature and
humidity (25°C, 65%) are preferable.
Temperature:
No Integral indicator –40 to 85°C
With Integral indicator –30 to 80°C
Humidity: 5 to 100% RH (at 40°C)
3. The performance of the transmitter may
be impaired if stored in an area exposed to
direct rain and water. To avoid damage to
the transmitter, install it immediately after
removal from shipping container. Follow wiring
instructions in Chapter 5.
2.4 Choosing the Installation
Location
Although the temperature transmitter is designed to
operate in a vigorous environment, to maintain
stability and accuracy, the following is
recommended:
() Ambient Temperature
It is preferable to not to expose the instrument to
extreme temperatures or temperature fluctuations.
If the instrument is exposed to radiation heat
a thermal protection system and appropriate
ventilation is recommended.
(2) Environmental Requirements
Do not allow the instrument to be installed in a
location that is exposed to corrosive atmospheric
conditions. When using the instrument in a
corrosive environment, ensure the location is well
ventilated.
The unit and its wiring should be protected from
exposure to rainwater.