Barksdale Diaphragm Switches

D1T, D2T Series Single and Dual Terminal Block Diaphragm

Barksdale’s D1T & D2T Terminal Block Diaphragm Pressure Switches offer superior accuracy in a robust package, making them the ideal solution to your industrial pressure control needs. These switches are ideal for applications requiring water-tight, NEMA 4 housings a covered terminal strip and tamper-proof external adjustment. (Factory set models are also available.) With pressure ranges up to 150 psi, these housed diaphragm pressure switches are suitable for use in either positive pressure or vacuum applications. Single- and dual-circuit models are available. Housed models feature a durable, anodized aluminum enclosure. For applications requiring a highly accurate switch in a durable package, Barksdale’s D1T & D2T Terminal Block Diaphragm Pressure Switches are the ideal choice.
Dual Terminal Block Diaphragm
High Reliability
Ideal for Pressure and Vacuum
Dual Switching Capability
Tamper-Proof External Adjustment
High Accuracy
NEMA 4
 
 
 
   
Adjustment Instructions
Supplemental Guide
Data Sheet
 
Single Setpoint Switches
  Price 
  Standard standard
H Hermetically sealed limit switch option - Class I, Division II (requires AA, CC, GH or HH limit switch) $30.00
Base Configuration Price 
D1T Stripped Switch  with one limit switch (setpoint) $163.00
Limit Switch¹ (Must Select)
-A 10 Amps @ 125/250 VAC, 3 Amps @ 480 VAC; .5 Amp @ 24 VDC (for pressure range 2SS and 18SS) $17.00
-A 10 Amps @ 125/250 VAC, 3 Amps @ 480 VAC; .5 Amp @ 24 VDC (standard for pressure range 3SS, 80SS or 150SS) -
-B 10 Amps @ 125/240/480 VAC, 2 Amps @600 VAC;, 5 Amps @ 24VDC $17.00
-C 10 Amps @ 125/250 VAC, 3 Amps @ 480 VAC; .5 Amp @ 24 VDC (standard for 3SS, 80SS, and 150SS ranges) $17.00
-H 10 Amps @ 125/250 VAC; 3 Amps @ 480 VAC; .5 Amps @ 24 VDC (standard for 2SS and 18SS ranges) $17.00
-J 10 amps @ 125/250 VAC; 3 amps @ 480 VAC; (comes with an elastomer boot, not -U or -UL approved) $53.25
-M 10 Amps @ 125/250 VAC; 3 Amps @ 40 VAC; 15 Amps @ 12 VDC; 2 Amps @ 24 VDC $17.00
-GH 1 Amps @ 125 VAC; 1 Amp @ 24 VDC $25.00
-AA Hermetically Sealed; 4 Amps @ 125/250 VAC; $100.00
-CC Hermetically Sealed; 10 Amps @ 125/250 VAC; $100.00
-GH Hermetically Sealed; 4 Amps @ 125/250 VAC; $100.00
-HH Hermetically Sealed; 5 Amps @ 125/250 VAC; $100.00
Adjustable Range (Must Select)
Adjustable Range (PRESSURE)
2SS .02 to 1.7 psi -
3SS .03 to 3 psi -
18SS .4 to 18 psi -
80SS .5 to 80 psi -
150SS 1.5 to 150 psi -
Adjustable Range (VACUUM)
3SS .06 to 6 inches of Hg -
18SS .8 to 30 inches of Hg -
Pressure Connection
- Std 1/4” NPT female pressure connection -
-P2 1/2" NPT Female Pressure Connection $46.00
Options
-FX NEMA 4X enclosure (Please Contact FLW For Pricing.) $41.00
-Z1 Oxygen cleaned ($150 minimum per orders) $61.00
-U -U UL Approved (Industrial Control) $5.00
-CS CSA Approved Model $5.00
-TC Temperature stabilization and pre-cycle $66.00
-L6 6-Pin Terminal Block (for D2T models only. Non- UL listed) $8
-Sxxx Factory pre-set (Call FLW) $5.00
 
Configured model number : - D1T A 2SS-
Configured price : $180.00*
 
Dual Setpoint Switches
  Price 
  Standard standard
H Hermetically sealed limit switch option - Class I, Division II (requires AA, CC, GH or HH limit switch) $30.00
Base Configuration Price 
D2T Stripped Switch  with one limit switch (setpoint) $194.00
Limit Switch¹ (Must Select)
-A 10 Amps @ 125/250 VAC, 3 Amps @ 480 VAC; .5 Amp @ 24 VDC (for pressure range 2SS and 18SS) $34.00
-A 10 Amps @ 125/250 VAC, 3 Amps @ 480 VAC; .5 Amp @ 24 VDC (standard for 3SS, 80SS, and 150SS ranges) -
-B 10 Amps @ 125/240/480 VAC, 2 Amps @600 VAC;, 5 Amps @ 24VDC $34.00
-C 10 Amps @ 125/250 VAC, 3 Amps @ 480 VAC; .5 Amp @ 24 VDC (standard for 3SS, 80SS, and 150SS ranges) $34.00
-H 10 Amps @ 125/250 VAC; 3 Amps @ 480 VAC; .5 Amps @ 24 VDC (standard for 2SS and 18SS ranges) $34.00
-J 10 amps @ 125/250 VAC; 3 amps @ 480 VAC; (comes with an elastomer boot, not -U or -UL approved) $106.50
-M 10 Amps @ 125/250 VAC; 3 Amps @ 40 VAC; 15 Amps @ 12 VDC; 2 Amps @ 24 VDC $34.00
-GH 1 Amps @ 125 VAC; 1 Amp @ 24 VDC $50.00
-AA Hermetically Sealed; 4 Amps @ 125/250 VAC; $200.00
-CC Hermetically Sealed; 10 Amps @ 125/250 VAC; $200.00
-GH Hermetically Sealed; 4 Amps @ 125/250 VAC; $200.00
-HH Hermetically Sealed; 5 Amps @ 125/250 VAC; $200.00
Adjustable Range (Must Select)
Adjustable Range (PRESSURE)
2SS .02 to 1.7 psi -
3SS .03 to 3 psi -
18SS .4 to 18 psi -
80SS .5 to 80 psi -
150SS 1.5 to 150 psi -
Adjustable Range (VACUUM)
3SS .06 to 6 inches of Hg -
18SS .8 to 30 inches of Hg -
Pressure Connection
- Std 1/4” NPT female pressure connection -
-P2 1/2" NPT Female Pressure Connection $46.00
Options
-FX NEMA 4X enclosure (Please Contact FLW For Pricing.) $41
-Z1 Oxygen cleaned ($150 minimum per orders) $61.00
-U -U UL Approved (Industrial Control) $5.00
-CS CSA Approved Model $5.00
-TC Temperature stabilization and pre-cycle $66.00
-L6 6-Pin Terminal Block (for D2T models only. Non- UL listed) $8.00
-Sxxx Factory pre-set (Call FLW) $10.00
 
Configured model number : - D2T A 2SS-
Configured price : $228.00*
 
 
Notes
  • 1 Consult Supplemental Guide for specific deadband values
  • 2 Deadband values indicated when used with the "standard" limit switch
  • 3 Not available with hermetically sealed limit switches
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