bids are invited for minus 12 to plus 15 psid pressure scanner 32 channel 0 point 063inch od and 90deg orientation pneumatic tubulation purge gen 2 dtc with single range calibration , minus 12 to plus 30 psid pressure scanner 32 channel 0 point 063inch od and 90deg orientation pneumatic tubulation purge gen 2 dtc with single range calibration , 0 to plus 75 psid pressure scanner 32 channel 0 point 063inch od and 90deg orientation pneumatic tubulation purge gen 2 dtc with single range calibration , dtc initium data acquisition system , power supply cum dtc intium interface unit universal ac input 24v dc output , power and commnication cable integrated cat 5 power hardware trigger circular twist lock connection 10 feet length total quantity : 10