Azbil Corporation No. SS2-AVP772-0100 1-3) System Configuration with Contact Output (Model AVP 7..0) Model AVP 7..0 has a function of transmitting ....contact output signal. This contact output will be sent out via ................output regardless of the valve position whenever an abnormality in the self ......................during serious failure) or PST is detected. With this system configuration, the contact output from the instrument is output to the host monitoring system. 1-3-1) ......................current signal input ....stem configuration of the Model AVP 770. Solenoid Valve 4-20 mA DC Power Supply Emergency Shut ..own Valve DO DI DO 0/24 VDC (Emergency Shut ..own Signal) Contact Signal (Self diagnosis (failure) ....PST abnormality) 24 V DC Power Supply *1 HART Host Logic Solver Note: the external load resistance will be the sum of the host logic solver's input resistance and ............................................ .................... Figure 6. System Configuration ...... Model AVP 770 Used Jointly with Solenoid Valve 1-3-2) .................... voltage signal (0-24 V DC) inputs ....stem configuration ...... Model AVP 790. Solenoid Valve Emergency Shut ..own Valve DO DI DO 0/24 V DC Power Supply 0/24 V DC (Emergency Shut ..own Signal) Contact Signal (Self diagnosis (failure) ....PST abnormality) 24 V DC Solenoid Valve Resistance: 500 Ω HART Host Logic Solver Figure 7. System Configuration ...... Model AVP 790 Used Jointly with Solenoid Valve 7 7 3