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Barksdale Series DPD1T, DPD2T Diaphragm Differential Switch

Diaphragm Differential Switch
Series DPD1T, DPD2T

• High reliability
• Dual switching capability
• High accuracy
• Tamper-proof external adjustment
• NEMA 4

Select a link under the "item" tab below to order.

Table 1Table 2Table 3Table 4Table 5Table 6
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Table 1H
HHermetically sealed limit switch option - Class I, Division II (requires AA, CC or HH limit switch)
Table 2Base Configuration
DPD1TSingle setpoint housed
DPD2TDual setpoint housed
Table 3Limit Switch
-A10 amps @ 125/250 VAC; 3 amps @ 480 VAC; (standard for pressure range 3SS, 80SS or 150SS)
-B10 amps @ 125/250/480 VAC; 2 amps @ 600 VAC; 0.05 amps @ 125 VDC; 0.03 amps @ 250 VDC
-H10 amps @ 125/250 VAC; 3 amps @ 480 VAC; (standard for pressure range 18SS)
-J10 amps @ 125/250 VAC; 3 amps @ 480 VAC; (comes with an elastomer boot)
-M10 amps @ 125/250 VAC; 3 amps @ 480 VAC; 0.5 amps @ 125 VDC; 0.25 amps @ 250 VDC
-GH1 amp @ 125 VAC; with gold contacts
-AAHermetically sealed; 4 amps @ 125/250 VAC (not available on vacuum models)
-CCHermetically sealed; 10 amps @ 125/250 VAC (not available on vacuum models)
-GHHermetically sealed; 1 amp @ 125 VAC with gold contacts (not available on vacuum models
-HHHermetically sealed; 5 amps @ 125/250 VAC (not available on vacuum models)
Table 4Adjustable Range
Working Range
psi (bar) Max Max psi (bar)
3SS.03-10 2.76 (.2) 3 (.2) 10 (.7)
18SS.4-60 17.68 (1.2) 18 (1.2) 60 (4.1)
80SS.5-160 75.3 (5.2) 80 (5.4) 160(10.9)
150SS1.5-300 141.3 (9.7) 150 (10.2) 300(20.4)
Table 5Vacuum Range
Working Range
In. Hg Max Max In. Hg
3SS.06-20 5.49 6 20
18SS.8-30 29 30 30
Table 6Options
-FXNEMA 4X enclosure
-L66-contact terminal block (DPD2T only)
-CSCSA approved
-SxxxFactory preset (consult factory)

• Pump & compressor monitoring
• HVAC systems
• Engine monitoring
• Machine tools
• Hydraulic power units
• Filtration systems
• Metal working
• Utility & power generation



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