Sorry, this product is no longer offered for sale. The recommended replacement product is 946-vacuum-system-controller.

250E Gas Inlet Pressure and Flow Control Module

Model: 250e-pressure-flow-control-module

Type
250E Gas Inlet Pressure and Flow Control Module
For Use With
148J, 248D, and 154B Valves (A special version of the 250E is required to drive the 154 control valve. Contact Applications Engineering.)
Accuracy
0.25% of Full Scale 0.1, 1 or 10 VDC selectable on front panel
Power Input
115/230 VAC, 50-60 Hz, 50 Watts
Power Output
±15 VDC @ 250 mA (to power input transducers)
Signal Input
0 to ±0.1, 1 or 10 VDC
Output Signal
Input transducer signal: 0-5, 10 VDC into >10K Ohm load
Pressure control signal: 0-10 VDC
Display
Standard: analog error meter
Optional: 4½ digit LED input signal display

Input Impedance
>200K W
Mounting
bench-top or rack-mount
Control Loop Tuning Phase
Phase lead: 0.05 sec to 10 sec
Gain: 0.2% to 100%
Dimensions
9.5 inches W x 3.5 inches H x 9.0 inches D
Remote Control
Analog set point input: 0 to 5 VDC into 40K Ohm load
Multi-set point select (option): ground closure to select (one or four set points)
Valve close or auto operation: ground closure to select
Process limits (option): logic level and relay closure adjustable 0.5 to 100% of set point

Type
250E Gas Inlet Pressure and Flow Control Module
For Use With
148J, 248D, and 154B Valves (A special version of the 250E is required to drive the 154 control valve. Contact Applications Engineering.)
Accuracy
0.25% of Full Scale 0.1, 1 or 10 VDC selectable on front panel
Power Input
115/230 VAC, 50-60 Hz, 50 Watts
Power Output
±15 VDC @ 250 mA (to power input transducers)
Signal Input
0 to ±0.1, 1 or 10 VDC
Output Signal
Input transducer signal: 0-5, 10 VDC into >10K Ohm load
Pressure control signal: 0-10 VDC
Display
Standard: analog error meter
Optional: 4½ digit LED input signal display

Input Impedance
>200K W
Mounting
bench-top or rack-mount
Control Loop Tuning Phase
Phase lead: 0.05 sec to 10 sec
Gain: 0.2% to 100%
Dimensions
9.5 inches W x 3.5 inches H x 9.0 inches D
Remote Control
Analog set point input: 0 to 5 VDC into 40K Ohm load
Multi-set point select (option): ground closure to select (one or four set points)
Valve close or auto operation: ground closure to select
Process limits (option): logic level and relay closure adjustable 0.5 to 100% of set point

Contact an Applications Specialist by sending us an email