All posts by: a74

Power meter common problems and solutions 1, the meter does not display after power-on Possible cause: Auxiliary power is not added to the meter Solution: Use a multimeter to measure whether there is a corresponding working voltage on the auxiliary power supply side of the instrument; whether the auxiliary power supply connection is reliable. 2, […]

The calibration of the temperature sensor is the same as the calibration of most other sensors. The most common method is to place the sensor in an accurately measurable, known temperature environment for a period of time and then record whether the sensor output is at a known ambient temperature. Consistent and calculate the error […]

The input relay is used to take signals from external buttons, transfer switches, etc., as well as signals from photoelectric switches, proximity switches, pressure switches, etc. to the PLC. Input current 7mA Input delay time can be set (1~128ms)

Question 1: What is the function of the two knobs on the E3Z-D61? One is the motion selection switch, which switches between the blackout ON and the incoming light ON, and the other switch is a sensitivity adjustment knob for adjusting the detection distance. Question 2: Does the E3Z-R61 come with a retroreflective sheeting? A […]

1. Selection of thermal relay The object of protection of the thermal relay is the motor. Therefore, when selecting the motor, it is necessary to understand the technical functions of the motor, the starting conditions, the nature of the load, and the allowable overload of the motor. (1) Long-term stable operation of the motor The […]

Samsung touch screen monitor switch failure specific issues The touch switch in the lower right corner of the Samsung touch screen display does not light up, regardless of the use. The host computer is normally turned on, but the shutdown can only be unplugged to turn off the power. Samsung touch screen display solution 1. […]