SMA / SMF - Hydraulic & Pneumatic Pressure Switch
DESCRIPTION:
The SMA/ SMF pressure switch is ideal for both hydraulic and pneumatic applications. It utilizes a proven piston/diaphragm design to provide excellent accuracy and high proof pressures with zero leakage. This switch is also offered with high ingress IP67 protection for harsh environmental applications.
NEW: Now available with an IP67 rated protective cover for flying lead options.
Click here for SMA / SMF Datasheet / Ordering Information
Click here for Installation Guide
FEATURES:
- Snap action micro switch
- Factory set or field adjustable
- Diaphragm/piston design for longevity
- High proof pressure
- UL and CE approved
APPLICATIONS:
- Hydraulic system control
- Material handling equipment
- Lubrication systems
- Garbage compactors
SPECIFICATIONS:
- Electrical
- 5A [12/24 VDC, 125 VAC] or 3A [250 VAC]
- Switch Type
- Snap Action
-
Protection - DIN 43650A - IP65
Terminals - IP00
CA Protective Cap with access to Adjustment Screw - IP67
CS Protective Cap with no access to Adjustment Screw- IP67
- Temperature Range
- -20°F to 180°F (-29°C to 82°C) Nitrile
- Mechanical Range
- 1,000,000 Cycles @ 1000 PSI (69 BAR)
- Diaphragm Material
- Standard: Nitrile
Optional: Viton, EPDM , HNBR
- Housing Material
- Zinc Plated Steel (Optional Stainless Steel)
- Maximum Overpressure
- 9000 PSI (620 BAR)
4700 PSI (324 BAR) for SMA-3 model
- Repeatability
- +/- 2% of full set point range at 20°C (68°F)
- Differential
- 7 - 30% of setting
- Weight
- 0.37 lbs (0.17 kg)
PRESSURE RANGE:
Model | Adjustment Range | |
PSI | BAR | |
SMA-3 | 10 - 35 | 0.7 - 2.4 |
SMA-4 | 30 - 120 | 2.0 - 8.0 |
SMA-5 | 75 - 300 | 5.2 - 21 |
SMA-6 | 300 - 1200 | 21 - 83 |
SMA-7 | 1000 - 3000 | 69 - 207 |
SMA-8 | 2000 - 5000 | 138 - 345 |
Dimensions:
Wiring Code:
- CONTACT
- FLYING LEADS
- DIN 43650 TYPE
- FLWF / FLWM
WEATHERPACK - FLDR / FLDP DEUTSCH
RECEPTACLE / PLUG
- COMMON
- BLACK
- PIN 1
- PIN A
- PIN A / PIN 1
- NORMALLY CLOSED
- BLUE
- PIN 2
- PIN C
- PIN C / PIN 2
- NORMALLY OPEN
- RED
- PIN 3
- PIN B
- PIN B / PIN 2
NOTE: Please consult factory for more information on model series: SMA-1, SMA-1A & SMA-2 .
For requirements that require analog output, please view our T200/T201 series pressure transducer.