Get exclusive volume discounts, bulk pricing updates, and new product alerts delivered directly to your inbox.
By subscribing, you agree to our Terms of Service and Privacy Policy.
Direct access to our certified experts
Physical:
- Type: 640B Absolute Pressure Controller
- Pressure Range: 1000 Torr
- Pressure Resolution: <100 msec
- Transducer Over Pressure Limit: 45 psia or 2x Full Scale, whichever is greater
- Flow Rate:200 sccm
Performance:
- Pressure Control:
+ Range: >2 to 100% of Full Scale
+ Accuracy: ±0.2% of Full Scale
+ Time Response: <1.0 sec (excluding system time constant)
Electrical:
- Power Required: ±15 VDC ±5%, 200 mA maximum
- Input-Output Signals: 0-5 VDC standard; 0-10 VDC optional
- Connector: 15-pin male type “D”
- Cable Length: 100 ft. (30 m) max.
- Trip Points: Two open-collector transistors
Rated: 250 mA @ 30 VDC
Adjustable: 1 to 100% of Full Scale
Hysteresis: 3% of Full Scale
Indicators: Green LED's on when actuated
- Compliance: CE
Mechanical:
- Fitting Type: 4 VCR male
- Valve Seat: Viton
- Plug Material: Viton
- Dimensions: 1.5 x 4.88 x 5.5 in. (38.1 x 124 x 140 mm)
- Weight: 2.54 lbs. (1.15 kg)
Environmental
- Operating Temperature: 0° to 50°C (32° to 122°F)
- Storage Temperature: -20° to 80°C (-4° to 176°F)
