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N100, N100A, N110, and N120 Series

7

Figure 6.

  Type N120 Backpressure Valve Assembly

AS - USE ANTI-SEIZE 

ON THREADS

T10695

STAMP TYPE NUMBER, 

SPRING SETTING, AND DATE

LOCTITE

LOCTITE

GRADE D

PART NOT SHOWN: KEY 15

12

AS

10

13

9

9

9

6

14

1

16 17 19 18

3

2

11

4

5

8

7

9

Содержание Fisher N100 Series

Страница 1: ...nd anhydrous ammonia at ambient temperatures The valves can be used on other compressed gases but the user should check with the factory to make sure the valve is suitable for the particular service A 1 4 NPT tapped and plugged boss on the inlet side of the body can be used to install a hydrostatic relief valve or a pressure gauge The Types N100 N100A and N110 have internal sensing orifices so tha...

Страница 2: ...FNPT 50 3 4 25 to 75 1 7 to 5 2 Table 1 Bypass Valves For Large Pumps LIQUID METER SIZE TYPE NUMBER BODY SIZE NPS DIFFERENTIAL PRESSURE SETTING PSID bar d DIFFERENTIAL PRESSURE RANGE PSID bar d NPS 3 4 or 1 N120 06 3 3 4 FNPT 12 0 83 10 to 20 0 69 to 1 4 N120 08 3 1 FNPT PUMPING CAPACITY GPM l min TYPE NUMBER BODY SIZE NPS DIFFERENTIAL PRESSURE SETTING PSID bar d DIFFERENTIAL PRESSURE RANGE PSID b...

Страница 3: ...ifts allowing flow to pass through the valve LIQUID PRODUCT TO VAPOR SPACE N100 SERIES FISHER INTERNAL VALVE TO FILLER VALVE PUMP TO VAPOR SPACE LIQUID PRODUCT FISHER INTERNAL VALVE PUMP TO FILLER VALVE TYPE N110 METER TYPE N120 CONNECTION FROM TANK VAPOR SPACE OR VAPOR ELIMINATOR HOSE Figure 2 Types N100 and N100A Series Installation Schematic Figure 3 Types N110 and N120 Installation Schematic M...

Страница 4: ... with grease 5 O ring key 12 can be replaced by removing the spring adjustment assembly key 4 from the spring case key 2 6 After reassembly pressure test for leakage and readjust the setpoint WARNING CAUTION Type N110 Disassembly Refer to Figure 5 1 Unscrew the union nut key 11 and remove the spring case key 7 from the body key 1 2 To replace the diaphragm key 4 remove the diaphragm assembly that ...

Страница 5: ...bly pressure test for leakage and readjust the setpoint Parts Ordering When corresponding with your local Distributor about this equipment include the type number and all other pertinent information printed on the label Specify the eleven character part number when ordering new parts from the following parts list Parts List Types N100 and N100A Bypass Valve Figure 4 Key Description Part Number 1 B...

Страница 6: ...embly STAMP TYPE NUMBER SPRING RANGE AND DATE AS 12 10 13 9 9 9 1 14 6 9 7 8 5 4 11 2 3 AS USE ANTI SEIZE ON THREADS T10583 Key Description Part Number 11 O Ring Nitrile NBR Types N100 and N100A NPS 1 thru 1 1 2 T12942T0012 Type N100 NPS 2 and 2 1 2 1R195806992 12 O Ring Nitrile NBR Types N100 and N100A NPS 1 thru 1 1 2 T12946T0012 Type N100 NPS 2 and 2 1 2 T12945T0012 13 Screw Steel 4 required Ty...

Страница 7: ...ies 7 Figure 6 Type N120 Backpressure Valve Assembly AS USE ANTI SEIZE ON THREADS T10695 STAMP TYPE NUMBER SPRING SETTING AND DATE LOCTITE LOCTITE GRADE D PART NOT SHOWN KEY 15 12 AS 10 13 9 9 9 6 14 1 16 17 19 18 3 2 11 4 5 8 7 9 ...

Страница 8: ...ey Texas 75070 USA Tel 1 800 558 5853 Outside U S 1 972 548 3574 For further information visit www emersonprocess com regulators lp Types N110 and N120 Bypass and Backpressure Valve Figures 5 and 6 Key Description Part Number 1 Body Ductile iron NPS 3 4 T1058019232 NPS 1 T1058419232 2 Valve Guide Orifice Aluminum T20819T0012 3 Valve Plug 303 Stainless steel Type N110 T1058135022 Type N120 T1069235...

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