ProportionAir QL3 Series Installation & Maintenance Instructions

INSTALLATION & MAINTENANCE INSTRUCTIONS SPECIFICATIONS ELECTRICAL SUPPLY VOLTAGE....................….15-24 VDC SUPPLY CURRENT...................….250mA max. COMMAND SIGNAL VOLTAGE..................…..0-10 VDC CURRENT..............…….4-20mA differential COMMAND SIGNAL IMPEDANCE VOLTAGE......... ...

PROVIDED. OTHER SEALANTS SUCH AS PTFE TAPE AND PTFE PASTE CAN MIGRATE INTO THE FLUID SYSTEM CAUSING FAILURES. 1. The valve can be mounted in any position without af- fecting performance. A variety of mounting brackets (QBT-01, QBT-02, and QBT-03. SEE ordering info) can be ...

All QL3 control valves come calibrated from the factory by trained personnel using precision calibration equipment. The QL3 valve is a closed loop control valve using a preci- sion electronic pressure sensor. Typical drift is less than 1% over the life of the product. If your QL3 valve appears to be ou ...

PHONE: (317)335-2602 FAX: (317)335-3853 INTERNET – www.proportionair.com E-MAIL – [email protected] Proportion-Air products are warranted to the original purchaser only against defects in material or workmanship for one (1) year from the date of manufac- tu ...