Keram (Nanjing)ELECTRICAL Equipment Co., Ltd. Producten Online

​ SPDT pressure switch Description A pressure switch is a device that operates an electrical contact when a preset fluid pressure is reached. The switch makes an electrical contact on either pressure rise or pressure fall from a certain preset pressure level. Pressure switches are in a wide range of industrial and residential applications like HVAC systems, well pumps, furnaces, etc. Read our pressure switch symbol article for diagram information. Q series single pressure

Keram Controls Adjustabe Pressure Switches Sensor For Pressure Monitoring Description KPS Series Pressure Switch. KPS series adjustable pressure switches, suitable for the monitoring of flow failure and proving in pumps, chillers, valves etc. Units have an adjustable setpoint and differential. It can be not only used in fluorinated refrigerant, but also in the air and liquid (allowed liquid temp. -20 to 120°C) Features Adjustable range and differential settings. Renovated

IP54 30-300Pa air differential pressure switch for air conditioner​ Description The important function of the differential air pressure switch is to use its on-off capability to control the on-off of electrical products, in order to ensure that the equipment can close the gas channel in time when the exhaust air is not smooth, so as to ensure that the gas does not leak out, thereby protecting personal safety. . Its working method is freely set by the knob, which perfectly

PTFE 5K 10K NTC Sensor Transmitters 2 Wire Stainless 316 Description KTC111 Cable Temperature Sensor PTFE 5k 10k NTC PT100 PT1000 Waterproof Temperature Sensors 2 Wire Output KTC111 series temperature sensor designed for the high temperature measurement in the field of HVAC and various industrial process control. The IP65 cable interface can effectively guarantee the waterproof performance of the sensor. The KTC111 series uses passive resistance signal output, with a variety

NTC10k thermal sensor temp sensor HVAC Description KTS100 is a kind of NTC10K thermistor that uses NTC10K thermistor to feedback the temperature change through the change of resistance value. It uses ABS and PC composite, so that it can be used in relatively harsh environments, can effectively protect the environment from erosion, and can effectively extend the Product life. Features Range from -40 to +200°C Resistance output Standard accuracy, see table Protection class:

2 wire temperature transmitters for Indoor pools Description For temperature measurement in gases, in pipes and tanks at low pressure and low flow.To be mounted with compression fitting either direct into the process. Features Temperature range from -70...+500 °C Different heads available, up to IP65 Optional head-mounted transmitter Inserts sheath material stainless steel Suitable for most common thermowells A pplication HVAC system Green houses Refrigeration system

NTC10k temperature sensor temperature monitoring system KTT100 series wall-mounted transmitter is a low-cost temperature transmitter designed for temperature measure-ment in the field of HVAC.It is suitable for building automatic control system (BA system)of commercial buildings and other conventional buildings. IP65 protection level is convenient for outdoor measurement at the same time;it's output has 4-20mA,0-10V and RS485. Features Range from -40 to +200°C 4-20mA,0-10V,RS

Factory price temperature sensor PT1000 for temperature measurement in HVAC Description KTS110 temperature sensor is a low-cost sensor that can effectively reduce customer costs and meet customer needs. It can not only ensure accuracy, but also can be used in harsh environments without worrying about rain, snow or sand erosion. Features Range from -40 to +200°C Resistance output Standard accuracy, see table Protection class: IP65 / NEMA 4 Application KTS110 temperature

0~100%RH temperature humidity transmitter for greenhouse Description KTH500 series is a temperature and humidity transmitter with dual cable connectors, which can meet different application needs of customers and help customers save costs. At the same time, the unique design makes it easy to install, high protection level, stable operation, suitable for various harsh environments . Feature LCD display Large size backlight display Shell connected by hinge More convenient

NEMA 4 High Temperature Humidity Transmitter 30m/s Temp Humidity Pressure Sensor Description KTH5 1 0 temperature and humidity transmitters can be used to measure relative humidity and temperature in various HVAC applications, as well as monitor building energy management systems. This series of products includes duct-mounted transmitters, IP65 protection grade wall-mounted transmitter. KTH5 1 0 series temperature and humidity transmitters are easy to install, have high

0-5V air velocity transmitter for air Description KAV110 series wind speed transmitter adopts ABS material, which has the characteristics of high temperature resistance and anti-corrosion, so that this series of wind speed transmitter can work in relatively harsh environment, and ensure its own accuracy and stability. Specification Model KAV110 Power supply 16-24VAC or VDC output 4-20mA/ 0-5V/ 0-10V/ RS-485 Operating temperature -5…+70℃ Storage temperature -20…+70℃ Permissibl

-20~+70℃ air velocity transmitter for variable air volume system Description KAV120 cable-type wind speed transmitter is a transmitter specially designed for easy installation. Its detection stem is dust-proof and can be directly inserted into the pipeline, or a flange can be added to fix it on the pipeline. Note that in order to protect the device and ensure the accuracy of the data, it needs to be installed in the direction of the arrow. Specification Model KAV120 Power

Replaceable dwyer air flow switch Description The duct air flow switch provides feedback of air flow in HVAC duct work. It can be directly connected to the control system as a feedback point or interlocked to prevent operation of heating and cooling equipment when there is no air flow. The stainless steel paddle resists corrosion. An adjustable spring tension screw allows setting the air flow trip point from 200 to 1800 FPM (1 to 9.2 m/sec). The paddle can be trimmed down for

Stainless steel paddle water flow switch Description KWFS series liquid flow switch has SPDT output, excellent performance, high precision and reliability. It can be installed in water pipes and non-corrosive liquids to copper. When the liquid flow exceeds or falls below the adjustment rate, it can close one circuit and open the other. A circuit, typically used in interlocking or interrupting protection locations. Application Control and monitor liquid flow of boilers, pumps,