Data Sheet

ManualsBrandsEmerson ManualsRegulators and Relief ValvesEmerson 299H Series Pressure Reducing Regulators

1

2

3

4

5

6

7

8

9

Bulletin 71.2:299H

5

3/4 NPT

DOWNSTREAM

CONTROL LINE

CONNECTION

J

G

3/4 NPT

DOWNSTREAM

CONTROL LINE

CONNECTION

J

G

Figure 3. Type 299H Operational Schematic

INLET PRESSURE

OUTLET PRESSURE

ATMOSPHERIC PRESSURE

LOADING PRESSURE

A7268_1

EXTERNAL REGISTRATION

A7269

DUAL REGISTRATION

A7270

Figure 4. Type 299HR Operational Schematic

TOKEN RELIEF CLOSED

TOKEN RELIEF OPEN

A7271

A7272

INLET

OUTLET

A

PILOT

SUPPLY

SCREEN

C

G

F

K

3/4 NPT

CONTROL LINE

CONNECTION

B

E

H

J

TYPE 299H WITH INTERNAL REGISTRATION