Perma Pure Baldwin 3300 FLow Control Drawer - Manual (Page 12)

Section F: Pressure Sensor Board 12
F. P
RESSURE
S
ENSOR
B
OARD
The pressure sensor option provides:
• Vacuum pressure sensor 0- (-15) psig
• Sample pressure sensor 0-30 psig
• Calibration gas pressure sensor 0-30 psig
Outputs
1. The standard output from all sensors is 4-20 mADC, isolated, loop powered1
2. Outputs are terminated on the Flow Control Drawer back panel on the analog
output Pressure Transducer Terminal Strip.
Connections
24 VDC Supply 4 to 20mA Output
Vacuum Pin 1 Pin 2
Sample Pin 7 Pin 8
Calibration gas Pin 9 Pin 10
Sensor Calibration
1. All sensors are calibrated at the factory, and should not be adjusted in the
field without proper calibration pressure sources.