1. Select the rated working current of the electromagnetic relay coil: For the DC electromagnetic relay driven by transistors or integrated circuits, the rated working current of the coil (generally 2 times the suction current) should be within the output current range of the driving circuit. 2. Select electromagnetic relay contact ...

Step 1: 13 and 14 of the contactor are the contacts of the contactor coil. Step 2: When the voltage is added to 13 and 14, the intermediate relay acts. Step 3: 9, 5 normally open, 9, 1 normally closed, after adding voltage, relay action, 9, 5 normally closed, 9, 1 normally open. Clause...

How it works Add a certain voltage at both ends of the coil, a certain current will flow through the coil, thus producing an electromagnetic effect, and the armature will overcome the tensile force of the return spring under the action of electromagnetic force attraction and attract to the core, thereby driving the dynamic contact and static contact (normally open contact) of the armature ...

1. The relay is small and still weldable. The relays in SSOP/USOP packages feature directly exposed terminals for excellent visibility and easy installation. 2. Ultra-small and lightweight: In addition to SSOP and USOP, ultra-small packages contribute to the miniaturization of devices. ...

Rated Operating Voltage (Current): Also known as coil voltage, it refers to the voltage or current at which the relay can work reliably. When the relay is operating, the relay coil input voltage or current should be equal to this value. In order to adapt to the requirements of different circuits, a certain type of relay ...

1. The relay is small and still weldable. The relays in SSOP/USOP packages feature directly exposed terminals for excellent visibility and easy installation. 2. Ultra-small and lightweight: In addition to SSOP and USOP, ultra-small packages contribute to the miniaturization of devices. ...

1. Do not exceed the rated voltage of load current during the use of OMRON relay, because when the applied rated voltage is too large, it may cause a local short circuit between the cores of the OMRON relay coil and poor operation of the AC operation relay. And it may also cause a succession ...

One. The surface of the Omron relay shell installed and used should be free of scratches, cracks and damage, and if there is serious damage, the relay should be replaced in time with intact and the same specification; Two. In the process of Omron relay maintenance, it is necessary to check whether the contacts of the Omron relay are ...

1. When the Omron switch power socket is embrittle or damaged, it must be repaired and replaced immediately. 2. When going out, falling asleep, or suddenly losing power, be sure to cut off the power immediately. Household appliances, in particular, must be more careful. 3. Omron switches and power sockets should be set as much as possible.

(1) Failure of peripheral circuit components This kind of failure is more common in PLC maintenance, and it is generally a frequent occurrence in failures after a certain period of work. In the PLC control loop, if there is a component damage fault, the PLC control system will immediately and automatically stop working. The input circuit is P...

1. High starting torque of more than 200% at 0.3Hz, 0Hz to ensure 150% torque output; 2. Closed-loop vector has servo functions such as position control, origin reset, and electronic gear ratio; 3. Over-current and over-voltage suppression function; 4. The fast ...

1. First of all, set the parameters of Omron inverter according to the rated voltage, rated frequency, rated power and other parameters of the motor; 2. Secondly, according to the actual operation of the motor, adjust the parameters of the Omron inverter to achieve the best operation effect; 3. Finally, ...

1. Standard configuration with RS485 interface, Modbus bus communication function; 2. At 3Hz, it can provide more than 150% torque output and start quickly; 3. The carrier frequency of 2-15KHz is adjustable, which can realize silent drive; 4. Equipped with simple energy-saving function; 5. Controlled ...

1. I/O direct interrupt, which is the change of interrupt input from the built-in input unit on the CPU rack (0→1; 1→0). 2. Counting interrupt, the built-in input pulse of the CPU unit of the PLC is counted, and the interrupt is executed when the count reaches the set value. ...

(1) Shutdown for maintenance, more than two people must supervise the operation; (2) Change the mode selector switch on the front panel of the CPU from "Run" to "Stop" position; (3) Turn off the main power supply of PLC power supply, and then turn off other power supplies to the mold saka; （4） ...

(1) Prepare tools before overhaul; (2) In order to ensure that the function of the component does not fail and the template is not damaged, it is necessary to use protective devices and carefully make anti-static preparations; (3) Contact the dispatcher and operator before the overhaul, and hang the maintenance card at the place where the maintenance card is hung. ...

1. Maintenance procedures, regular testing and adjustment of equipment (1) Check the connection of the terminal blocks in the PLC cabinet every six months or quarters, and reconnect the loose places in time if they are found; (2) Re-measure the working voltage of the power supply to the main engine in the cabinet every month ...

(1) When measuring voltage, it is necessary to use a digital voltmeter or a universal meter with an accuracy of 1%. (2) The power supply rack and CPU motherboard can only be removed when the main power supply is cut off; (3) Before the RAM module is removed from the CPU or plugged into the CPU, the power supply of the PC should be disconnected.

(1) Flexible structure Regardless of the environmental limitations, the network can be built when there is electricity, and the number of access ports can be flexibly expanded, so that the resource utilization rate is high, and it is comparable to WLAN in terms of mobility. (2) High transmission quality, fast speed and stable bandwidth Can be very ...

1. The IP address of the computer is automatically obtained. 2. The computer is directly connected to the PLC network port. 3. Open the DirectEthernetUtility software. Software Setup Start - > All Programs - > OMRON - >Communications Middleware Utilities - > DirectE...

1. Double-click "CX-Programmer" to open the programming software 2. Click on "PLC" and select "Change Communication Settings (U)" 3. Pop up "Modify PLC network settings" and select "USB" or "Toolbus (USB port)" as the driver 4. Click on the "Yellow Lightning" symbol ...