Special PLC control system of small -size boiler

• Main Authors: WANG XIANGFENG, ZHOU KAIFU
• Format: Patent
• Language: Chinese; English
• Published: 27.03.2018
• Subjects: CONTROL OR REGULATING SYSTEMS IN GENERAL; CONTROLLING; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS ORELEMENTS; PHYSICS; REGULATING

The utility model relates to a control system, especially, relate to a special PLC control system of small -size boiler. Draw together the PLC controller and connect the power input on the PLC controller, its characterized in that: be connected with switching value signal input, switch quantity output and communication interface on the PLC controller, switching value signal input includes the input of 4 tunnel pulse water level electrode, 3 tunnel passive switch input, switch quantity output includes the control of no. 6 relays, and 3 the tunnel connect measurement tube electrode, 1 way to meet body guard electrode in the input of 4 tunnel pulse water level electrode. The utility model discloses to the boiler development, be in the same place a lot of control function with the PLC controller is integrated specially, like electrode liquid level signal, combustor control function, the host computer need not peripheral extension from taking temperature pressure simulation signal, and theproduct is succinctly sta