The Fairchild TT7800-703 is a model from the T7800 series of electro-pneumatic transducers, designed to convert a DC voltage signal into a proportional pneumatic output. Here's a detailed breakdown:

 Specifications

• Input Signal: 0–5 VDC
• Output Pressure: 6–30 psig (0.4–2.0 BAR)
• Supply Pressure: 20–120 psig (1.5–8.0 BAR)
• Port Size: 1/4" NPT
• Electrical Connection: Terminal block
• Mounting: Panel or manifold mount
• Accuracy: ±0.25 of full scale
• Flow Capacity: Up to 11 SCFM at 150 psig supply