Output module for programmable controller
First Claim
Patent Images
1. An output module for a programmable controller, the output module comprising:
- a control circuit configured to receive an instruction from a higher-level device;
load output circuits configured to receive an ON/OFF instruction from the control circuit and control current flowing through a load connected; and
an output common terminal, to which an external power supply for load configured to supply load current to each of the load output circuits is configured to be connected, whereinthe output module further includes an output common output circuit configured to supply load current to each of the load output circuits,the control circuit is configured to control ON/OFF of the output common output circuit in accordance with an instruction from the higher-level device,the output common output circuit internally includes a monitoring circuit configured to monitor a voltage value and a current value at an ON time, andthe monitoring circuit is configured to transmit a status of the output common output circuit to the control circuit.
1 Assignment
0 Petitions
Accused Products
Abstract
An output module for programmable controller includes an output common output circuit that supplies load current to each of the load output circuits, and the control circuit controls ON/OFF of the output common output circuit in accordance with an instruction from the higher-level device.
11 Citations
6 Claims
-
1. An output module for a programmable controller, the output module comprising:
-
a control circuit configured to receive an instruction from a higher-level device; load output circuits configured to receive an ON/OFF instruction from the control circuit and control current flowing through a load connected; and an output common terminal, to which an external power supply for load configured to supply load current to each of the load output circuits is configured to be connected, wherein the output module further includes an output common output circuit configured to supply load current to each of the load output circuits, the control circuit is configured to control ON/OFF of the output common output circuit in accordance with an instruction from the higher-level device, the output common output circuit internally includes a monitoring circuit configured to monitor a voltage value and a current value at an ON time, and the monitoring circuit is configured to transmit a status of the output common output circuit to the control circuit. - View Dependent Claims (2, 3, 4)
-
-
5. An output module for programmable controller, comprising:
-
a control circuit configured to receive an instruction from a higher-level device; load output circuits configured to receive an ON/OFF instruction from the control circuit and control current flowing through a load connected; and an output common terminal, to which an external power supply for load configured to supply load current to each of the load output circuits is configured to be connected, wherein the output module further includes an output common output circuit configured to supply load current to each of the load output circuits, the control circuit is configured to control ON/OFF of the output common output circuit in accordance with an instruction from the higher-level device, the output common output circuit internally includes a monitoring circuit configured to monitor a voltage value and a current value at an ON time, and when overvoltage, disconnection to a power supply, overcurrent or ground fault occurs at the output common output circuit, the monitoring circuit transmits a status of the output common output circuit to the control circuit, and the control circuit transmits the status of the output common output circuit to the higher-level device.
-
-
6. An output module for programmable controller, comprising:
-
a control circuit configured to receive an instruction from a higher-level device; load output circuits configured to receive an ON/OFF instruction from the control circuit and control current flowing through a load connected; and an output common terminal, to which an external power supply for load configured to supply load current to each of the load output circuits is configured to be connected, wherein the output module further includes an output common output circuit configured to supply load current to each of the load output circuits, the control circuit is configured to control ON/OFF of the output common output circuit in accordance with an instruction from the higher-level device, the output module further comprises a terminal, to which an external device is configured to be connected, and the external device is configured to output a control signal to turn ON/OFF for the output common output circuit, the output common output circuit internally includes a monitoring circuit configured to monitor a voltage value and a current value at an ON time, and when overvoltage, disconnection to a power supply, overcurrent or ground fault occurs at the output common output circuit, the monitoring circuit transmits a status of the output common output circuit to the external device and the control circuit, and the control circuit transmits the status of the output common output circuit to the higher-level device.
-
Specification