1.2 Technical data
EB 8546 EN
7
Design and principle of operation
Supply pressure regulator
Type 4708-xx
Supply pressure
1 bar (15 psi) above the adjusted set point,
however, at least 1.6 bar (24 psi) · Max. 12 bar (180 psi)
Output pressure
Adjustable from 0 to 1.6 bar (0 to 24 psi) or 0 to 6 bar (0 to 90 psi)
Set point range
0.2 to 1.6 bar (3 to 24 psi) or 0.5 to 6 bar (8 to 90 psi)
Air consumption
£
0.05 m
n
3
/h (with 7 bar supply air)
Permissible ambient
temperature
(values in brackets apply to
low-temperature version)
–25 to 70 °C (–50 to 70 °C) for Types 4708-11, -14, -45, -83, -86
–25 to 80 °C (–40 to 80 °C) for Type 4708-64
–25 to 80 °C (–50 to 80 °C) for Types 4708-10, -12, -13, -17, -53, -54, -55, -57,
-58, -62, -82, -84, -87
(–30 °C possible, but in this case, air consumption reaching up to 0.3 m
n
3
/h with
7 bar supply pressure)
Input pressure dependance
< 0.01 bar/
D
p = 1 bar
Reversing error
0.1 bar to 0.4 bar (depending on the set point)
Hysteresis
< 0.1 bar
Pressure gauge Ø40
indication range
0 to 1.6 bar (0 to 24 psi) or 0 to 6 bar (0 to 90 psi)
Connection G
1
8
Type 4708-
10
11
12
13
14
17
53
54
55
Weight, approx.
0.48
0.58
0.66
1.65
1.2
1.0
0.68
0.95
0.37
Type 4708-
57
58
62
64
82
83
84
86
87
Weight, approx.
0.47
0.4
0.4
0.5
0.4
0.24
0.32
0.59
0.95
Materials
Body
Polyamide, glass fiber reinforced
Adapter plate
Aluminum alloy, anodized black
Stopper and gasket
Polyamide, glass fiber reinforced and NBR
Cover
Polyamide, glass fiber reinforced
Cap
Polyamide, glass fiber reinforced
Plug
Polyamide, glass fiber reinforced and polyoxymethylene
Plug sealing
NBRT and VMQ
Diaphragm
NBR
Diaphragm plate
Polyamide, glass fiber reinforced
Filter cartridge
20 µm: Polypropylene · 5 µm: Stainless steel
Pressure gauge
Housing
Connection
Stainless steel
St. steel (version free of copper)
Brass, nickel-plated
Summary of Contents for 4708-5352
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