Barton 227C Скачать руководство пользователя страница 10 | Manualshive

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SECTION 5 - INSTALL DRAWINGS

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Содержание 227C

Страница 1: ...primary device installed in the process system Movement of the bellows in direction of decreasing pressure is mechanically transferred to the indicator mechanism which in turn positions the indicating pointer SAFETY Before installing this instrument become familiar with the installation instructions in Section 2 WARNING notes that appear on the following pages of this manual should be reviewed bef...

Страница 2: ...ion drawing The unit must be mounted approxi mately level for proper operation Piping Observe the following practices 1 Shorten the distance between the primary device and the DPU as much as possible Distances exceeding 100 feet are not recommended For distances up to 50 feet use 1 4 inch pipe or tubing For runs of 50 to 100 feet use 1 2 inch pipe or tubing The recommended limitation does not appl...

Страница 3: ...arting up an instrument 1 Always start with the block valves closed 2 Perform a zero check on the instrument as follows a Open the bypass valve s then open one shutoff valve This procedure equalizes the pressure between both sides of the instrument The instrument should indicate zero b If the instrument does not indicate zero check for gas or liquid entrapment in the lines or in the DPU depending ...

Страница 4: ...lbs Pressure housing bolts Test Calibration Equipment Accessing Indicator Mechanism Before attempting to perform calibration of the instrument remove the cover glass scale plate and pointer of the indicato as follows 1 Loosen three bezel screws located on the front of the bezel 2 Tilt out the bottom of the bezel and slide the bezel upward 3 Remove the indicating pointer using the pointer puller 4 ...

Страница 5: ...t be installed as shown below The two snubbers 0266 0028C on the scaleplate should not be com pressed against the glass cover and the pointer should not touch the glass Notice Ensure correct bezel gasket orientation before placing instrument back in service Incorrect bezel gasket orientation will cause the instrument indicator to jam resulting in inaccurate readings Complete Calibration A complete...

Страница 6: ... zero adjustment and the range adjust screw on the movement for span adjustments 6 Apply 50 differential pressure If linearity adjustment is required loosen the drive arm and move the arm to shift the pointer in the direction of the error approximately 10 1 Re tighten drive arm 7 Reset zero and check span If the gear in the movement reaches its limit of travel due to the linearity adjustment slop ...

Страница 7: ...SIVE RAPID REMOVAL OF THE HOUSING MAY DAMAGE THE BELLOWS CONVOLUTIONS 3 Remove the accumulation from between the bellows convolutions and from the inside of the housings Use a solvent if possible Do not use a sharp instrument to clean between convolutions 4 Assure that there are no broken range springs 5 Replace the housings and O rings 6 Set the pressure housing bolts to the torque values listed ...

Страница 8: ...ximately 2 ft lbs torque Do not exceed this rotation To tighten bolts without a torque wrench use the following values 1 4 turn 90 1 2 turn 180 3 Loosen instrument drive arm and separate it from the torque tube shaft Do not disconnect the instrument linkage 4 Remove the indicator movement mounting screws 5 Remove the four Allen head DPU mounting screws and separate the DPU from the indicator case ...

Страница 9: ... i T n o i t a r b i l a C f o t u O e t a r b i l a C e s o o L r e t n i o P r e t n i o P n e t h g i T m s i n a h c e M y t r i D m s i n a h c e M n a e l C h g i H n o i t a c i d n I y r a m i r P e c r u o S l l a m S o o t r o d e t c i r t s e R y l l a i t r a P e c i f i r O e c a l p e R r o t u O n a e l C m o r f g n i p i P y r a m i r P o t t n e m e l E U P D g n i p i P e d i S...

Страница 10: ...10 SECTION 5 INSTALL DRAWINGS ...

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Страница 12: ...12 ...

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Страница 14: ...14 227C Parts Drawing SECTION 6 PARTS DRAWING LIST ...

Страница 15: ...15 227C Parts List ...

Страница 16: ...16 224C DPU Parts Drawing ...

Страница 17: ...17 224C DPU Parts List ...

Страница 18: ...llium copper bellows are fitted with Buna N O rings and units having stainless steel bellows with Viton O rings In all cases however the O ring compound must be selected for compatibility with the metered material Consult factory for other compounds ...

Страница 19: ...a t S T P N 2 1 T P N 4 1 0 0 0 6 4 1 4 8 1 0 1 C l e e t S d e l l o R d l o C 6 1 3 l e e t S s s e l n i a t S T P N 2 1 T P N 4 1 0 0 0 0 1 9 8 6 0 4 1 4 l e e t S y o l l A r a b m 8 4 2 0 c w 0 0 1 0 r a b 1 4 0 i s p 0 6 0 o t r a b m 8 4 2 0 c w 0 0 1 0 r a b 1 4 0 i s p 0 6 0 o t T P N 4 1 O C N I M A 6 1 9 T D O 4 1 T P N 4 1 O C N I M A 6 1 9 T D O 4 1 t e N e m u l o V n i u c m c u c ...

Страница 20: ... Upon such authorization and in accordance with instructions by Barton Instrument Systems L L C the product will be returned shipping charges prepaid by Buyer Replacements made under this warranty will be shipped prepaid C Exclusions from Warranty 1 THE FOREGOING WARRANTY IS IN LIEU OF AND EXCLUDES ALL OTHER EXPRESSED OR IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE OR ...

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