SPMK221G Fully Automatic Pressure Calibration Instrument (Customized Version)

product details

The SPMK221G intelligent fully automatic pressure calibrator includes pressure creation, pressure measurement, electrical signal measurement and output, as well as HART and PA bus communication functions, and is suitable for calibration of pressure instruments on site. SPMK221G adopts fully intelligent control, which can quickly and accurately output the set pressure value. Fast stabilization time and minimal pressure fluctuations can help staff easily complete rapid calibration of pressure instruments.It can seamlessly switch between on-site and laboratory settings, greatly improving the work efficiency of metrology and testing engineers. It is widely used in fields such as aviation, aerospace, military, power, petroleum, chemical, pharmaceutical, metrology, metallurgy, biology, food, transportation, and automotive manufacturing.

Verification object:It can directly detect pressure instruments such as HART/PROFIBUS PA intelligent pressure transmitters, general pressure transmitters, pressure switches, digital pressure gauges, pressure sensors, I/P controllers/positioners, pointer type general pressure gauges, pointer type precision pressure gauges, etc.

main features

◆Built in fully automatic servo motor pressure system and high-precision pressure module, adopting closed-loop control mode, gradually approaching the pressure rise and fall without overshoot, can accurately output the required pressure value.

◆Adopting high-precision solenoid valves, with sensitive opening and closing, high control accuracy, and long service life;

◆Ergonomic design, 8-inch high-resolution TFT touch screen, adjustable display bit count, maximum 6-digit display;

◆A comprehensive pipeline protection design with built-in filters effectively prevents leakage and blockage issues;

◆Automatic leak detection function, leak detection time can be set, and the pressure drop value within the set time can be detected;

◆Powerful task management function, can directly detect pressure instruments such as HART/PROFIBUS PA intelligent pressure transmitters, general pressure transmitters, pressure switches, digital pressure gauges, pressure sensors, I/P controllers/locators, pointer type general pressure gauges, pointer type precision pressure gauges, etc. The system software can achieve automatic calibration of pressure transmitters and pressure switches, automatic analysis of data error range, automatic judgment of whether the tested instrument is qualified by collecting data through table execution, automatic storage of calibration data, etc；

◆Equipped with intelligent pressure transmitters with HART and PROFIBUS PA buses, capable of maintaining basic instrument information, range migration, zero and full-scale calibration, and other functional equipment calibration;

◆Powered by lithium batteries, it can be replaced without disassembling the device, and can work continuously for 12 hours on a single charge;

◆AC/DC dual-use, when connected to an external DC27V dedicated adapter calibration instrument, the fully automatic calibration instrument will cut off the battery power supply circuit and charge the battery at the same time;

◆Pressure output supports step and programming outputs, as well as fixed mode outputs;

◆Connection method: 2 M20 × 1.5 internal thread pressure output ports, directly connected to the host equipment, can be rotated and stored back into the host, and can calibrate 2 pressure instruments at once;

◆ Can be connected to an external SDP modular intelligent digital pressure calibrator;

◆ Equipped with preloading function, it can support simultaneous calibration of multiple pressure instruments;

◆ Friendly user interface, icon based management menu, graphic and textual help interface;

RS232 communication interface, baud rate optional;

◆ Easy to carry and maintain.

Technical Parameter

Product parameters

◆Automatic pressure occurrence range：(0～100)MPa；

◆Pressure module 1:（0～60）MPa， Accuracy level: 0.02 level；

◆Pressure module 2:（0～25）MPa； Accuracy level: 0.02 level;

◆control stability：≤0.005%FS；

◆Control response time：Pressure control is fast and stable, with a time of less than30 seconds(Condition: 20MPa step, 10mL external load volume)；

◆Duration of stable pressure：＞5 minutes;

◆Working medium：Diisooctyl sebacate or mineral oil;

◆Reservoir：420ml capacity storage tank, convenient for replenishing fluids;

◆Carrying capacity:Two pressure instruments with a volume of 100ml are used to create a pressure of 60MPa;

◆Measurement and output: Φ 4mm electrical socket;

◆charge up: Φ 2.1mm charging socket;

◆Pressure module7-core aviation plug;

◆Electrical measurement indicators

Note: The ambient temperature is(20±5)℃, oneAnnual accuracy.

◆Display:4/5/6-digit display, customizable by users;

◆Usage environment:Storage temperature: (5-35) ℃; Working temperature: (15-25) ℃; Relative humidity:<90%, non condensing; Atmospheric pressure: (86-106) kPa. a;

◆Pressure interface:2 M20 × 1.5 standard internal threads;

◆Battery endurance:12 hours;

◆Storage function:Can store 2 million pieces of data;

◆External dimensions： (360×295×210)mm；

◆weight measure：17kg。

Product Configuration

221GConfiguration Table of Fully Automatic Pressure Calibration Instrument

①The host has the function of expanding temperature and humidity environment detection;②Automatic temperature compensation range（-10～50）℃，1Annual accuracy.