E1H0 pages
Index: E / 923-1506
Diaphragm Seal Piston Press. Switches
E1H
Mechanical single switch
Repeatability ±2.0 % at constant temperature
Features
Diaphragm seal piston pressure switch,
scale for setpoint reference
Adjustment ranges
-0.28 ... -0.9 bar and
0.1 ... 34 bar
Applications
Machine and tool engineering,
Dosing machines,
Plant engineering,
Sprinkler control
Technical Data
Electrical connection:
NBR
Optional: FKM, PTFE, EPDM, CR
anodized aluminium
Optional: brass, polysulfone,
aluminium nickel-plated
Screw terminals and cable gland
M20x1.5 mm
Electrical ratings and
hysteresis:
A large variety of micro switches
offers different electrical ratings
and hysteresis for many
applications.
Repeatability:
±1 % at constant temperature
Weight:
E1H-...: approx. 0.7 kg
Switching rate:
max. 20/min
Temperature range:
-30 °C... +70 °C
Set point adjustment:
Pressure switches:
Protection class:
IP65
Housing:
Aluminium, anodized
Top cover: Poycarbonate (PC)
Process connection:
Pressure switches:
1/4" NPT female (P4)
Optional:
1/8" NPT female
1/2" NPT male (P6)
G1/4 female (P7)
1/4" NPT female (P4)
1/8" NPT female +1/2" NPT male
(P6)
Wetted parts:
Diaphragm:
Process connection:
Vacuum switches:
Turn the adjustment screw
clockwise to increase the set
point.
Turn the adjustment screw
clockwise to decrease the set
point.
The switches are designed for
intrinsically safe applications.
Please add "Exi" to your ordering
details when placing an order. To
comply with the intrinsically safe
approval following max. ratings
must not be exceeded:
Umax = 28 V
Imax = 50 mA
Approval:
Vacuum switches (VAC):
Intrinsically safe:
---
Pressure Ranges
* Designed for 70 bar proof pressure, for practical production reasons, however, the standard proofing pressure is 30 bar.
Pressure range
code
Adjustment range [bar]
Max. operating
pressure [bar]
Increasing press.
Decreasing press.
0.10 ... 1.0
0.04 ... 1.0
46
0.80 ... 6.0
0.20 ... 5.0
46
2.10 ... 17.0
0.70 ... 16.0
46
3.70 ... 34.0
1.72... 32.0
46
-0.28 ... -0.9
-0.20 ... -0.82
2.0
Proof pressure
[bar] *
Max. hysteresis of switch
types in bar (end of range)
(short term)
H, GH [bar]
M, [bar]
30 / 70
0.08
0.080
30 / 70
0.55
0.680
30 / 70
1.37
1.440
30 / 70
1.93
2.750
-1.0
0.08
0.077
Pressure switches
15
90
.
.
250
500
.
.
.
.
.
.
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.
.
.
.
.
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Vacuum switches
VAC
Barksdale
.
Subject to technical changes.
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1
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