Fuji Electric ZSS-7, Instruction Manual

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INZ-TN7ZSS-E
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4.2 Mounting dimensions of receiver unit and transmitter unit
Mount the receiver unit and the transmitter unit in a place which has ample free space for maintenance and
check as in the figure below (Fig. 4
－
1).
Fig. 4
－
1
*1: When used in an enviroment with high dust, reserve at least 50mm.
*2: When internal gas temperature is high (500°C or more), reserve the distance of 400mm or
more. Note that adjustable angle range narrows down, so mounting angle of companion flange
should be adjusted accurately.
*3: Secure sufficient space for installation which permits easy operation.
*4: Scaffold will be required for both the receiver unit and the transmitter unit side.
*5: Use the ball valve where there is a risk of gas injection or where the operator may be exposed
to a dangerous situation.
*6: Companion flange and tightening torque should be 118 ±14N•m. (Apply grease before tight-
ening. (Grease containing molybdenum is recommended)
c
b
Stack
Companion flange (*5)
Scaffold (*4)
a
d
e
a: Inner diameter of ø50mm or more
b: 20 to 70mm (*1)
c: Approximately 200 to 250mm (*2)
d: 400mm or more (*3)
e: 500 to 1500mm (*3)