Model Code for Counterbalance, Sequence and Pressure Reducing Valves
DGM *(*) -3- ** (*)
*
4*
1
1
2
*
3
4
5
6
7
Type
R = Counterbalance function
R1 = Sequence function
X1 = Pressure reducing, underlapped
X2 = Pressure reducing, overlapped
X3 = Pressure reducing, overlapped,
low leakage
Function ports
For DGMR only:
TA = Counterbalance control function in
“
T
”
port, controlled by pressure in
“
A
”
port
For DGMR1 only:
PP = Sequence control in
“
P
”
port,
controlled by pressure in
“
P
”
port
For DGMX only:
PA = Pressure reducing function in line
P, piloted from A
PB = Pressure reducing function in line
P, piloted from B
PP = Pressure reducing function in line
P, piloted from P
Adjuster location
Option on DGMX only
L
= Adjuster at
“
A
”
-port end of valve
Blank = Adjuster at
“
B
”
-port end of valve
Pressure adjustment range
For DGMX only:
Y = 1,40-7,0 bar (21-101 psi)
R = 1,40-45,0 bar (21-652 psi)
For DGMR and DGMX:
A = 3-30 bar (43.5-435 psi)
B = 3,5-70 bar (51-1000 psi)
C = 10-140 bar (145-2000 psi)
F
= 20-250 bar (290-3625 psi)
Pressure adjustment/ locking
method
H = Handknob
K = Micrometer with keylock
W = Screw and locknut
2
3
4
5
-
- * -
6
7
Gage port
B = G
1
/
8
I
(
1
/
8
BSPF)
S = SAE 4 (
7
/
16
I
-20 UNF-2B)
Design number, 40 series
Subject to change. Installation
dimensions unchanged for design
numbers 40 to 49 inclusive.
10
