141A 0.1-1000 Torr Baratron® Absolute Pressure Switches
Model: 141a-absolute-ambient-vacuum-switch
141A 0.1-1000 Torr Baratron® Absolute Pressure Switches
Model: 141a-absolute-ambient-vacuum-switch
Technical Specs
Type
Pressure Switch
Measurement Type
Absolute
Full Scale Pressure Ranges
1, 2, 10, 100, 1000 Torr (mmHg) absolute
Set Point Range
0.2% to 100% of Full Scale
Sensor Temperature
Ambient
Accuracy
±0.5% of Full Scale Range (± temperature coefficients)
Zero Temperature Coefficient
±0.04% of Full Scale/°C
Span Temperature Coefficient
±0.06% of set point/°C
Operating Temperature Range
0° to 50°C
Response Time
< 20 msec from 0 to Full Scale
Relay Contact Ratings
DPDT, 2 amps @ 30 VDC or 1 amp @ 120 VAC resistive
Internal Volume
7.0 cc (5K-25K Torr units have an 8.5 cc volume)
Overpressure
120% of Full Scale or 35 psia (1000 mmHg), whichever is larger (1 and 2 Torr Full Scale units have a max. overpressure of 25 psia)
Power Requirements
20 to 30 VDC, 72 mA
Compliance
Compliant to EMC Directive 2014/30/EU
Technical Specs
Type
Pressure Switch
Measurement Type
Absolute
Full Scale Pressure Ranges
1, 2, 10, 100, 1000 Torr (mmHg) absolute
Set Point Range
0.2% to 100% of Full Scale
Sensor Temperature
Ambient
Accuracy
±0.5% of Full Scale Range (± temperature coefficients)
Zero Temperature Coefficient
±0.04% of Full Scale/°C
Span Temperature Coefficient
±0.06% of set point/°C
Operating Temperature Range
0° to 50°C
Response Time
< 20 msec from 0 to Full Scale
Relay Contact Ratings
DPDT, 2 amps @ 30 VDC or 1 amp @ 120 VAC resistive
Internal Volume
7.0 cc (5K-25K Torr units have an 8.5 cc volume)
Overpressure
120% of Full Scale or 35 psia (1000 mmHg), whichever is larger (1 and 2 Torr Full Scale units have a max. overpressure of 25 psia)
Power Requirements
20 to 30 VDC, 72 mA
Compliance
Compliant to EMC Directive 2014/30/EU
