Barksdale D1T, D2T User Manual
Index: G / 923-1485
Type D1T/D2T Metal Diaphragm Pressure SwitchesType D1T/D2T
Mechanical single/dual pressure switch
Repeatability ±1.0 % at constant temperature
Features
Metal diaphragm pressure switch
Wetted parts welded.
Direct acting, no friction, high accuracy
Adjustment ranges
0.005 ... 10.3 bar and
-0.006 ... -1 bar (Vaccum)
Applications
Machine and tool engineering,
Autoclaves, pump control,
Refrigerant monitoring, chemical industry
Ship building applications
Technical Data
Wetted parts:Stainless steel 17 - 7PH /
Repeatability:±1 % at constant temperature
Switching rate:max. 20/min
Temperature range:-40 °C... +75 °C
Protection class:IP65
Housing:Top part: aluminium powder
Process connection:1/4" NPT female thread
Electrical connection:WAGO terminal and cable
Pressure Ranges
Pressure range
code
Increasing press.Decreasing
Overpressure
2SS0.005 ... 0.110.001 ... 0.110.15.0.2.0.004.0.006.
3SS0.012 ... 0.200.002 ... 0.1960.5.0.7.0.004.0.010.
18SS0.050 ... 1.200.030 ... 1.203.0.4.0.0.010.0.040.
80SS0.300 ... 5.500.030 ... 5.308.0.10.7.0.110.0.240.
150SS0.500 ... 10.300.100 ... 9.9015.0.20.0.0.180.0.420.
Vacuum
3SS-0.006 ... -0.20-0.002 ... -0.1960.15.0.2.0.004.0.009.
18SS-0.040 ... -1.00-0.020 ... -0.9700.5.1.0.0.020.0.060.
Barksdale
SS304
coated
bottom part: aluminium
anodized
Optional: 1/2" NPT female
thread (P2)
gland M20 x 1.5;
clamping range ø 5 ... 11 mm
Adjustment range [bar]Max. operating
pressure [bar]
press.
Subject to technical changes.
Electrical load capacity and
hysteresis:
Weight:D1T-...: approx. 1.0 kg
Set point adjustment:Turn the adjustment screw
Intrinsically safe:The switches are also available
Approval:---
Proof pressure
[bar]
short termH, GH [bar]M, GM [bar]
Many micro switch versions
with different
switching powers and
hysteresis are available and
make
it possible to make customized
changes.
D2T-...: approx. 1.1 kg
clockwise to decrease the set
point
for
intrinsically safe applications.
Add
"Exi" in case of ordering.
Maximum
rating according to ATEX:
Umax = 28 V Imax = 50 mA
Max. hysteresis of switch
types in bar (end of range)
1
Dimensions (mm / inch)
Pressure
Type D1T/D2T Metal Diaphragm Pressure SwitchesType D1T/D2T
Electrical Ratings
Micro
switch
H
M
GH
GM30.0.1.0.1.30.0.10.0.1.Medium hysteresis
Options
ST1Plug, 3-pin + E, DIN EN 175 301-801-A (prev. DIN 43650)ST3Plug, 6-pin + E, DIN 43651
ST2Amphenol plug 4-pin + EEXIfor intrinsically safe application
EXIfor intrinsically safe application
Order Code
Example for order number
TypeMicro switchPressure range codeOptionsApproval
D1TorD2T-H3SS-ST2-EXI
Special featuresVolt AC
Micro switch with silver
contacts
Micro switch with silver
contacts
Micro switch with goldplated contacts for low
voltage and/or low current
D1T-...D2T-...
50/60 Hz
125
250
125
250
125.1.1.24.1.00.1.00.
Ind. load
A
10
10
10
10
Res. load
A
10
10
10
10
Volt DCInd. load
A
6
to
24
12
24
250
0.50.0.5.
5.00
1.00
0.25
Res. load
A
Small hysteresis;
High AC-/
low DC-load
15.0
2.0
0.4
Medium hysteresis;
High AC- and
DC-loads
Small hysteresis
Comments
Your order number
TypeMicro switchPressure range codeOptionsApproval
or---
2
Subject to technical changes.
Barksdale
Loading...