含有微处理器的默认。此外,它是一个压力表/开关特性led显示屏, 1 〜为5vdc或4 〜为20ma ( 3wire )模拟输出, 4通道npn开放集电极输出。作为压力传感器,指示器和开关集成,以实现它提供低价 SM model contains Microprocessor in default. Moreover, it is a Pressure Gauge / Switch with characteristics of LED Display, 1~5VDC or 4~20mA(3wire) Analog Output, 4-Channel NPN Open Collector Output. As Pressure Sensor, Indicator and Switch are integrated in order to realize providing it at low price. | | ![]()
| Model : SMG/SMS Compact Size Digital Pressure Gauge/ Switch
Features LED display Built-in amplifier circuit(1~5VDC or 4~20mA) 4-channel NPN open collector output Measuring range -0.9~9bar(SMG), -0.9~9, 0~100bar(SMS) Compact design(40mm×40mm) Low Price
Applications Process control Hydraulics & Pneumatic Compressor Control Chillers Refrigeration Equipment | | | | SMG | SMS | Range | -0.9~9bar | -0.9~9bar, -1~1, 0~1, 2, 5, 10, 20, 50, 100bar | Performance Linearity Hysteresis Thermal Effect on Span Compenated Temperature Range Operating Temperature Range | ±0.3%FS ±0.3%FS ±0.1%FS/℃ 0 ~ 50℃ -20 ~ 80℃
| Electrical Display Excitation Current consumption
| LED(Red Color) 4Digit 12 ~ 24VDC±10%(Ripple P-P Max 10%) Max 40mA(No Load)
| Output Switching Signal Analog Signal Response Time Electrical Connection
| 4-Channel NPN open collector output 1~5VDC or 4~20mA selectable(0~100step) 1step=2.5ms Cable
| Physical Proof Pressure Burst Pressure
Pressure Port Media-Wetted Materials | 150%FS Max 200%FS Min | PT1/8" Zn, NBR, SiO2 | PT1/4" STS316, Titanium, NBR | | |