JY221 Custom Incremental Signal Generator

Product Overview: Fully isolated dual channel, capable of simultaneously outputting and measuring voltage, current, resistance, frequency, etc TC、RTD， Provide independent 24V DC power supply. Support high-speed slope output, specifically designed for inspection of DCS incremental protection systems. Calibration equipment: DCS, PLC, ordinary temperature transmitter, thermocouple and thermal resistance thermometer, data recorder, tachometer, vortex flowmeter, etc. Main features: * Won the invention patent "A Custom Incremental Signal Generator and Calibration Instrument"; *Awarded the invention patent "Low Impedance Current Limiting Anti High Voltage Protection Circuit", the output and measurement ports can withstand 220V AC accidental entry, and the ultra strong protection circuit prevents damage to the instrument caused by misoperation; *Won the invention patent "Numerical Control Variable Resistance Device", with faster and more stable resistance output response rate; *Support customization of incremental signals and high-speed ramp outputs for voltage, current, resistance, frequency, TC, and RTD, with the ability to set up three consecutive slopes and running times; *24V DC power supply with a maximum load current of 80mA; * Powerful intelligent management software that automatically and efficiently collects and reports calibration data.

Main application areas

Suitable for signal quality judgment systems with fast sampling rates such as DCS and PLC, applied to units such as power, petrochemical, smelting, chemical, papermaking, etc. engaged in automated production.

Function Introduction

• Slope output rate 10ms/time;

• Three consecutive slope outputs can be set;

• Three running times can be set;

• It can program commonly used step signals and step interval time, and supports two modes: automatic step or manual step;

• Supports three cold end temperature compensation methods: real-time temperature compensation using Pt100 temperature probe; Using fixed temperature values for constant temperature compensation; Real time temperature compensation using TC adapter box;

• Multi functional and programmable unit conversion function, which can convert V, mA output or measurement into other engineering units;

• When outputting mA signals, it supports two modes: mA source and analog transmitter;

• When outputting and measuring thermocouple ℃ signals, display the corresponding mV value;

• When outputting and measuring the thermal resistance ℃ signal, display the corresponding Ω value;

• The temperature unit can be switched between ℃, ℉, and K;

• When outputting Hz signals, the amplitude can be set and supports two modes: square wave or sine wave;

• Provide 24V DC circuit power supply and measure the mA signal in the circuit;

• Resistance and thermal resistance measurements support two/three/four wire wiring methods;

• Support signal fine-tuning on any digit of the output value, used for calibration of pointer instruments;

• Can lock or unlock measurement values during measurement;

• When measuring numerical values, collect the minimum and maximum values and calculate the average value;

• Can store on-site detection data and manage it using the data copying function of secondary instrument calibration software;

• The display screen and keypad both have bright backlighting, making them suitable for use in low light environments;

• Free downloads and upgrades

  -Communication protocols and controls;

  -Firmware software.

Main indicators

Output (one year, ambient temperature 20 ℃± 5 ℃) ★ represents the basic range gear

output range	Maximum allowable error of 0.01 level	Maximum allowable error of 0.02 level	Maximum allowable error at level 0.05	Resolution
10.99999 V	± (0.008% reading+0.0001 V)	± (0.015% reading+0.0001 V)	± (0.035% reading+0.0001 V)	10μV
1.099999 V ★	± (0.008% reading+0.00001 V)	± (0.015% reading+0.00001 V)	± (0.035% reading+0.00001 V)	1μV
– 99.9999 mV ~109.9999 mV	± (0.008% reading+0.003 mV)	± (0.015% reading+0.003 mV)	± (0.035% reading+0.003 mV)	1μV
10 types of thermocouples ℃	See "TC Thermocouple Technical Specifications" for details	See "TC Thermocouple Technical Specifications" for details	See "TC Thermocouple Technical Specifications" for details	0.1℃
30.0999 mA ★	± (0.01% reading+1 μ A)	± (0.015% reading+1 μ A)	± (0.035% reading+1 μ A)	0.1μA
4000.00 Ω	± (0.008% reading+0.04 Ω)	± (0.015% reading+0.04 Ω)	± (0.035% reading+0.04 Ω)	10mΩ
400.000 Ω ★	± (0.008% reading+0.005 Ω)	± (0.015% reading+0.005 Ω)	± (0.035% reading+0.005 Ω)	1mΩ
6 types of thermal resistors ℃	Please refer to the "RTD Thermistor Technical Specifications" for details	Please refer to the "RTD Thermistor Technical Specifications" for details	Please refer to the "RTD Thermistor Technical Specifications" for details	0.01℃
54999.9 Hz ★	± 2 Hz	± 2 Hz	± 2 Hz	0.1Hz
5499.99 Hz	± 0.2 Hz	± 0.2 Hz	± 0.2 Hz	0.01Hz
549.999 Hz	± 0.02 Hz	± 0.02 Hz	± 0.02 Hz	0.001Hz
24V DC circuit power supply	± 5%	± 5%	± 5%
Maximum output current of V: 10 mA; 20 mA output load capacity ≤ 1 K Ω; 50000 Hz load capacity ≥ 10 k Ω; Maximum output current of 24V DC circuit power supply: 80 mA Operating range of external excitation current for resistors and thermal resistors: 400 Ω/(0.5-7.5) mA; 4000Ω / （0.05～0.75）mA Frequency output waveform: symmetrical sine wave or positive 50% duty cycle square wave; Square wave peak value: (0.1-9.9) Vp-p; Sine wave peak to peak value: (0.2~19.8) Vp-p Amplitude accuracy: 2% reading+0.5% range

Measurement (one year, ambient temperature 20 ℃± 5 ℃) ★ represents the basic range range range

Measurement range	Maximum allowable error of 0.01 level	Maximum allowable error of 0.02 level	Maximum allowable error at level 0.05	Resolution
± 59.9999 V	± (0.008% reading+0.0005 V)	± (0.015% reading+0.0005 V)	± (0.035% reading+0.0005 V)	0.1mV
± 5.99999 V ★	± (0.008% reading+0.00005 V)	± (0.015% reading+0.00005 V)	± (0.035% reading+0.00005 V)	0.01mV
± 599.999 mV	± (0.008% reading+0.005 mV)	± (0.015% reading+0.005 mV)	± (0.035% reading+0.005 mV)	1μV
± 119.999 mV	± (0.008% reading+0.003 mV)	± (0.015% reading+0.003 mV)	± (0.035% reading+0.003 mV)	1μV
10 types of thermocouples ℃	See "TC Thermocouple Technical Specifications" for details	See "TC Thermocouple Technical Specifications" for details	See "TC Thermocouple Technical Specifications" for details	0.1℃
± 119.999 mA	± (0.01% reading+1 μ A)	± (0.015% reading+1 μ A)	± (0.035% reading+1 μ A)	1μA
± 23.9999 mA ★	± (0.01% reading+1 μ A)	± (0.015% reading+1 μ A)	± (0.035% reading+1 μ A)	0.1μA
5999.99 Ω	± (0.008% reading+0.05 Ω)	± (0.015% reading+0.05 Ω)	± (0.035% reading+0.05 Ω)	10mΩ
599.999 Ω ★	± (0.008% reading+0.005 Ω)	± (0.015% reading+0.005 Ω)	± (0.035% reading+0.005 Ω)	1mΩ
6 types of thermal resistors ℃	Please refer to the "RTD Thermistor Technical Specifications" for details	Please refer to the "RTD Thermistor Technical Specifications" for details	Please refer to the "RTD Thermistor Technical Specifications" for details	0.01℃
59999.9 Hz ★	± 2 Hz	± 2 Hz	± 2 Hz	0.1Hz
9999.99 Hz	± 0.4 Hz	± 0.4 Hz	± 0.4 Hz	0.01Hz
999.999 Hz	± 0.04 Hz	± 0.04 Hz	± 0.04 Hz	0.001Hz
50 V measurement input impedance ≥ 1 M Ω; 5 V measurement input impedance ≥ 500 M Ω; current measurement input impedance ≤ 10 Ω; Hz measurement input impedance ≥ 1 M Ω Resistance and thermal resistance measurement current: 500 Ω/1 mA; 5000 Ω/0.5 mA 1 Hz～100Hz：0.2 V～250 V(rms)； 100 Hz～10 KHz：0.25 V～30 V(rms)； 10 KHz～59 KHz：0.5 V～30 V(rms) Preheating time: 30 minutes; Working temperature: -10 ℃ to+50 ℃; Relative humidity: 0-90% RH; Storage temperature: -20 ℃ -+60 ℃ Temperature coefficient: ± (0.0002% reading+0.0002% range)/℃ (<15 ℃ or>25 ℃)

RTD thermistor (one year, ambient temperature: 20 ℃± 5 ℃)

Thermal resistance index number	temperature range	Maximum allowable error (analog output)			Maximum allowable error (measurement)
		0.01 level	0.02 level	0.05 level	0.01 level	0.02 level	0.05 level
Pt100	（– 200～0）℃	± 0.05℃	± 0.07℃	± 0.12℃	± 0.05℃	± 0.07℃	± 0.12℃
	（0～400）℃	± 0.09℃	± 0.20℃	± 0.28℃	± 0.09℃	± 0.14℃	± 0.28℃
	（400～600）℃	± 0.11℃	± 0.20℃	± 0.37℃	± 0.11℃	± 0.18℃	± 0.37℃
	（600～850）℃	± 0.14℃	± 0.30℃	± 0.50℃	± 0.14℃	± 0.23℃	± 0.50℃
Pt1000	（– 200～0）℃	± 0.05℃	± 0.10℃	± 0.11℃	± 0.05℃	± 0.07℃	± 0.12℃
	（0～400）℃	± 0.08℃	± 0.13℃	± 0.28℃	± 0.09℃	± 0.14℃	± 0.28℃
	（400～600）℃	± 0.11℃	± 0.17℃	± 0.37℃	± 0.11℃	± 0.18℃	± 0.37℃
	（600～850）℃	± 0.14℃	± 0.23℃	± 0.50℃	± 0.14℃	± 0.23℃	± 0.50℃
Cu50	（– 50～150）℃	± 0.07℃	± 0.10℃	± 0.17℃	± 0.07℃	± 0.10℃	± 0.17℃
BA1	（– 200～0）℃	± 0.06℃	± 0.08℃	± 0.13℃	± 0.06℃	± 0.08℃	± 0.13℃
	（0～400）℃	± 0.10℃	± 0.15℃	± 0.30℃	± 0.10℃	± 0.15℃	± 0.30℃
	（400～650）℃	± 0.13℃	± 0.20℃	± 0.41℃	± 0.13℃	± 0.20℃	± 0.41℃
BA3	（– 50～100）℃	± 0.08℃	± 0.10℃	± 0.18℃	± 0.05℃	± 0.07℃	± 0.15℃
G	（– 50～150）℃	± 0.07℃	± 0.09℃	± 0.17℃	± 0.07℃	± 0.09℃	± 0.17℃

Note: ① It conforms to the 90 international temperature scale and is determined by the maximum allowable error of resistance output and measurement.

TC thermocouple (one year, ambient temperature: 20 ℃± 5 ℃)

Thermocouple division number	temperature range	Maximum allowable error (analog output and measurement)
		0.01 level	0.02 level	0.05 level
S	（– 20～200）℃	± 0.9℃	± 0.9℃	± 0.9℃
	（200～700）℃	± 0.5℃	± 0.5℃	± 0.6℃
	（700～1500）℃	± 0.5℃	± 0.6℃	± 0.8℃
	（1500～1768）℃	± 0.5℃	± 0.6℃	± 1.0℃
R	（– 20～100）℃	± 0.9℃	± 0.9℃	± 0.9℃
	（100～600）℃	± 0.6℃	± 0.6℃	± 0.6℃
	（600～1600）℃	± 0.4℃	± 0.5℃	± 0.8℃
	（1600～1768）℃	± 0.5℃	± 0.6℃	± 1.0℃
J	（– 210～– 100）℃	± 0.3℃	± 0.3℃	± 0.4℃
	（– 100～300）℃	± 0.2℃	± 0.2℃	± 0.2℃
	（300～900）℃	± 0.2℃	± 0.2℃	± 0.4℃
	（900～1200）℃	± 0.2℃	± 0.3℃	± 0.5℃
K	（– 250～–150）℃	± 1.0℃	± 1.1℃	± 1.3℃
	（–150～1000）℃	± 0.2℃	± 0.3℃	± 0.5℃
	（1000～1372）℃	± 0.3℃	± 0.4℃	± 0.7℃
T	（– 250～–200）℃	± 0.8℃	± 0.8℃	± 1.0℃
	（–200～0）℃	± 0.3℃	± 0.4℃	± 0.4℃
	（0～400）℃	± 0.2℃	± 0.2℃	± 0.2℃
N	（– 200～– 100）℃	± 0.5℃	± 0.5℃	± 0.6℃
	（–100～600）℃	± 0.3℃	± 0.3℃	± 0.3℃
	（600～1300）℃	± 0.3℃	± 0.4℃	± 0.6℃
E	（– 250～–200）℃	± 0.5℃	± 0.6℃	± 0.8℃
	（–200～700）℃	± 0.2℃	± 0.3℃	± 0.3℃
	（700～1000）℃	± 0.2℃	± 0.3℃	± 0.5℃
B	（600～800）℃	± 0.8℃	± 0.8℃	± 0.9℃
	（800～1100）℃	± 0.6℃	± 0.6℃	± 0.7℃
	（1100～1820）℃	± 0.5℃	± 0.6℃	± 0.8℃
WRe3-25	（0～1800）℃	± 0.5℃	± 0.6℃	± 1.0℃
	（1800～2200）℃	± 0.7℃	± 0.9℃	± 1.6℃
	（2200～2315）℃	± 0.8℃	± 1.2℃	± 2.0℃
WRe5-26	（0～1000）℃	± 0.3℃	± 0.4℃	± 0.6℃
	（1000～1800）℃	± 0.5℃	± 0.7℃	± 1.1℃
	（1800～2315）℃	± 0.8℃	± 1.1℃	± 1.9℃

Note:① Compliant with the 90 international temperature scale, determined by the maximum allowable error of mV output and measurement;

② Excluding sensor and compensation wire errors;

③ Accuracy with external cold contacts, adding 0.2 ℃ for internal contacts;

④ The maximum allowable error of Pt100 temperature probe is ± 0.20 ℃.

Other indicators

project	specifications
Warm-up time	After 5 minutes of startup, the technical specifications are met
Electrical measurement connection	4mm gold-plated lantern plug
Side port connection	Pressure/24V DC Temperature measurement/switch HART/RS232 connection	Aviation plug
	Charger connection	φ (5.5 × 2.5) mm DC port
External dimensions	（205x110x52）mm
weight	About 0.9kg
display	3.7-inch monochrome dot matrix LCD display screen
Display Contrast	adjustable
Button backlight	LED， closable
Battery Category Capacity	Lithium battery pack 7.4V/4800mAh, 36Wh
Battery life	Charge and discharge more than 300 times
Battery charging time	About 4 hours
battery life	12 hours (measurement and output, turn on circuit power 12mA, screen and button backlight on); >15 hours (measurement and output, screen and button backlight on); 16 hours (measurement or output, screen and button backlight on, continuous).
Adapter input	（100-240）V AC，（50-60）Hz
Adapter output	8.6V DC/1A
operation temperature	（-10~50）°C
storage temperature	（-20~60）°C
Maximum relative humidity without condensation	90% at 35 ° C; At 75% and 40 ° C; 45% at 50 ° C.

optional function

• Secondary instrument calibration software

  -National metrological verification regulations with multiple instruments, unified management of relevant information of the tested instruments;

  -Automatically execute the calibration process, analyze data, and generate calibration certificates (calibration reports) and other reports;

  -Can import custom report templates (Excel documents) and manage reports and templates uniformly according to customer verification requirements;

  -The on-site detection data stored in the calibrator can be uniformly managed for data copying, editing, storage, printing, etc;

  -The calibrator can be operated remotely through a computer, and can perform signal source output or signal acquisition work for a long time, while managing corresponding data;

  -Provides signal conversion tools for 10 types of thermocouples and 8 types of thermal resistors.