Instrumentation
Pressure Regulators
Digihelic® Differential Pressure Controller  DH Photohelic® Pressure Switch/Gage    A3000
3 in 1 Instrument: Gage, Switch  3-in-One Indicating Gage, Lo-limit 
and Transmitter. Combining these  and Hi-Limit Control.The Photohelic
3 features allows the reduction of  measures and controls positive, 
several instruments with one product,  negative or differential pressures of 
saving inventory, installation time  air and compatible gases. Models are 
and money. The Digihelic is the ideal  rated to 25 psig or 80 (5.5 bar) psig. 
instrument for pressure, velocity and  Single pressure 36000S models 
flow applications, 0.5% full scale  measure to 6000 psig  with a 
accuracy on ranges 5 - 100 in. w.c.  9000 psig (620 bar) rating
Capsu-Photohelic® Pressure Switch/Gage 43000 Photohelic® Switch/Gage  3000MR/3000MRS
Lo-Limit and Hi-Limit Control,  Combines Differential Pressure 
Aluminum or Brass Case .  Gage with Low/High Set-points .
The Capsu employs an encapsulated  Using solid state technology.
sensing element for use with both  Gage accuracy is ±2% of full scale 
liquids and gases at pressures to  and switch repeatability is ±1%.
500 psig. Two phototransistor  Optional construction is available for 
actuated, DPDT relays are included  use to either 35 psig (2.42 bar) or 
for low/high limit control. Setpoints  80 psig (5.51 bar).
can be interlocked to provide variable. Mounting ring, snap ring.