Azbil PTG71, Руководство пользователя

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Azbil Corporation Preface
Model PTG71 / 72 - Smart Pressure Transmitter vii
Precautions
General Precautions
1. Checking the Product
The Model PTG Smart Transmitter is a precision instrument. It has cleared various
tests based on Azbil Corporation’s rigorous quality control programs. Handle it with
care to prevent accidents or damage.
Open the package, and check that the following items are included:
1) Main PTG Smart Pressure Transmitter
2) Blind conduit plug (standard accessory)
3) Gasket (if process connection used a male screw)
4) 1 hexagonal wrench (standard accessory)
5) 2-inch pipe/wall mounting hardware set (optional)
6) Unit seal (for integral digital indicator type, optional)
7) Packing sets for wiring (For TIIS explosion proof type):
2. Checking the specifications
Specifications are printed to the nameplate of the PTG unit. Refer to the supplement,
and make sure that the unit you have received matches to the model that you specified
at the time of ordering. Then verify the followings:
Tag number (TAG NO.)
Type
Prom number (PROM No.)
3. Transportation
We recommend to transport the transmitter to the installation site in the packaged
state in order to prevent damages from occurring during transportation.
4. Storage Environment
When storing your Transmitter unpacked, observe the following.
Store indoors, within specified storage temperature and humidity, in a location that is
free from excessive shocks and vibrations. Store the unit original packing condition.
When storing your unit after use, follow these steps:
1. Firmly tighten the terminal box cover, and seal the conduit connection end with
tape, to prevent the entry of moisture.
2. Seal the connection ends and bleed the hole in the pilot cover with tape, to prevent
the entry of moisture and dirt.