Barksdale CD1H, CD2H Series Diaphragm Switch
Diaphragm Switch
CD1H, CD2H Series
• High reliability
• Extremely versatile
• Calibrated dial for easy setpoint adjustment
• Ideal for pressure or vacuum
Select a link under the "item" tab below to order.
| Table 1 | Table 2 | Table 3 | Table 4 | Table 5 | Table 6 |
| XXXXXXXXXX | XXXX | XX | XXX | XXX | XXX |
| Table 1 | H |
| Table 2 | Base Configuration |
| CD1H | Single setpoint housed |
| CD2H | Dual setpoint housed |
| VCD1H | Single setpoint housed - Vacuum |
| VCD2H | Dual setpoint housed - Vacuum |
| Table 3 | Limit Switch |
| -GH | 10 amps @ 125/250 VAC; 3 amps @ 480 VAC; |
| -HH | 10 amps @ 125/250 VAC; 3 amps @ 480 VAC; |
| -GH | (comes with an elastomer boot) |
| -CC | 10 amps @ 125/250 VAC; 3 amps @ 480 VAC; |
| -AA | (standard for pressure range 2SS or 18SS) |
| -M | 0.1 amps @ 125 VDC; 0.05 amps @ 250 VDC |
| -J | 10 amps @ 125/250/480 VAC; 2 amps @ 600 VAC; |
| -H | 0.05 amps @ 125 VDC; 0.03 amps @ 250 VDC |
| -C | 10 amps @ 125/250/480 VAC; 2 amps @ 600 VAC; |
| -B | (standard for pressure range 3SS, 80SS or 150SS) |
| -A | 10 amps @ 125/250 VAC; 3 amps @ 480 VAC; |
| Table 4 | Adjustable Range | ||
| Adjustable Range (PRESSURE) | |||
| Decreasing - psi (bar) | Increasing - psi (bar) | Approx.Deadband(Actuation Value) psi-(bar) | |
| Adjustable Range (VACUUM) | |||
| 18SS | 0.8 | 1.6 | - .8 |
| Adjustable Range (VACUUM) | |||
| 3SS | 0.06 | 0.34 | - .28 |
| Adjustable Range (VACUUM) | |||
| Min | Min | ||
| Adjustable Range (VACUUM) | |||
| Decreasing - In. Hg | Increasing - In. Hg | Approx.Deadband(Actuation Value) In. Hg | |
| Adjustable Range (PRESSURE) | |||
| 150SS | 1.5 (.1) | 7.5 (.5) | 2.3 - 6.0 (.2 - .4) |
| Adjustable Range (PRESSURE) | |||
| 80SS | .5 (.03) | 3.9 (.3) | 1.6 - 3.4 (.1 - .2) |
| Adjustable Range (PRESSURE) | |||
| 18SS | .4 (.03) | 66 (.04) | .12 - .26 (.01 - .02) |
| Adjustable Range (PRESSURE) | |||
| 3SS | .3 (.02) | .18 (.01) | .07 - .15 (0 - .01) |
| Adjustable Range (PRESSURE) | |||
| 2SS | .5 (.03) | 1.9 (.13) | .6 - 1.4 (.04 - .1) |
| Adjustable Range (PRESSURE) | |||
| Min | Min |
| Table 2 | Pressure Connection |
| -P2 | 1/2” NPT female pressure fitting |
| Table 3 | Options |
| -Z1 | Oxygen cleaned |
| -FX | NEMA 4X Enclosure |
| -Wxxx | Extra wire length (XXX = inches) |
| -Sxxx | Factory pre-set (consult factory) |
