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Product Specifications

GENERAL

Display	Digit: 4-digit display (for current measurement and output: 5-digit display)
Display refreshing	Fast (F): 20 times/second; slow (S): 5 times/second
Temperature and humidity range for work	0 ~ 40 ºC, relative humidity ≤85% (without moisture condensation)
Temperature and humidity range for storage	-20 ºC ~ 60 ºC, relative humidity below 90% (without moisture condensation)
Temperature and humidity range for guaranteed precision	23 ± 5ºC, relative humidity below 75% (without moisture condensation)
Temperature factor	0.1× basic precision / °C (temperature range: <18°C or >28°C)
Application environment	Indoors, outdoors (non-watertight), altitude of 0 ~ 2000m
Indication of outrange	OL
On-Off / open-circuit test	Buzzer beeps indicate the resistance reading is lower than the threshold, or an open circuit
Battery type	Four 1.5V (LR6) alkaline batteries
Service life of batteries	When alkaline batteries are used, For measurement of all parameters: about 100 hours For DC current output (SIMULATE): about 50 hours For DC current output (SOURCE) 20mA (load of 1000Ω): about 2.5 hours
Low battery indication	It is indicated with a battery mark.
Automatic shutdown	The meter is automatically shut down after about 5 minutes of no operation. The time can be adjusted.
Warm-up time	10 minutes
Close meter calibration	No need for internal adjustment
Battery cover	For battery replacement, without influencing meter calibration
Size	206 (L)×97 (W)×60 (D)mm
Weight	About 500g

TECHNICAL

Function	Range	Measuring scope	Resolution	Precision
DC voltage DCV	50m	-55.00mV ~ 55.00mV	0.01mV	0.1%+4
	500mV	-550.0mV ~ 550.0mV	0.1mV	0.1%+4
	5V	-5.500V ~ 5.500V	0.001V	0.1%+4
	50V	-55.00V ~ 55.00V	0.01V	0.1%+4
	500V	-550.0V ~ 550.0V	0.1V	0.1%+4
	1000V	-1000V ~ 1000V	1V	0.1%+4
AC voltage ACV	5V	0 ~ 5.500V	0.001V	0.5%+4(<400Hz) 5%+4(>400Hz)
	50V	0 ~ 55.00V	0.01V	0.5%+4
	500V	0 ~ 550.0V	0.1V	0.5%+4
	1000V	0V ~ 750V	1V	0.5%+4
OHM ( Ω )	500Ω	0 ~ 550.0Ω	0.1Ω	0.1%+4
	5KΩ	0 ~ 5.500KΩ	0.001KΩ	0.1%+4
	50KΩ	0 ~ 55.00KΩ	0.01KΩ	0.1%+4
	500KΩ	0 ~ 550.0KΩ	0.1KΩ	0.5%+4
	5MΩ	0 ~ 5.500 MΩ	0.001MΩ	1%+4
	50MΩ	0 ~ 55.00 MΩ	0.01MΩ	1%+4
DC current DCI	50mA	-55.000mA ~ 55.000mA	0.001mA	0.1%+5
DC current DCI	500mA	-500.00mA ~ 500.00mA	0.01mA	0.1%+5
AC current ACI	50mA	0000mA ~ 55.000mA	0.001mA	0.5%+10
AC current ACI	500mA	0.00mA ~ 500.00mA	0.01mA	0.5%+10
Frequency FREQ	10Hz	0 ~ 9.9999Hz	0.0001Hz	0.02%+4
	100Hz	0 ~ 99.999Hz	0.001Hz	0.02%+4
	1000Hz	0 ~ 999.99Hz	0.01Hz	0.02%+4
	10kHz	0 ~ 9.9999kHz	0.0001kHz	0.02%+4
	100kHz	0 ~ 99.999kHz	0.001kHz	0.02%+4
	DUTY	10% ~ 90%	0.1%	1%
Diode	2V		0.001V	1%+10
On-off test	500Ω		0.1Ω	≤50ΩBB

Detailed precision indexes for measurement (Contd.)

Thermocouple TC	R	-40°C ~ 1760°C	1°C	0.5%+3°C (≤100) °C 0.5%+2°C(>100) °C
	S	-200°C ~ 1760°C
	B	400°C ~ 1800°C
	K	-200°C ~ 1350°C		0.5%+2°C (≤-100) °C 0.5%+1°C (>-100) °C
	E	-200°C ~ 700°C
	J	-200°C ~ 950°C
	T	-200°C ~ 400°C
	N	-200°C ~ 1300°C
Thermal resistance RTD	Cu50	-50°C ~ 150°C	1°C	0.5%+3°C
	Pt100	-200°C ~ 850°C	1°C
Capacitance CAP	10nF	0 ~ 11.00nF	0.01nF	5%+50
	100nF	0 ~ 110.0nF	0.1nF	5%+5
	1000nF	0 ~ 1100nF	1nF	5%+5
	10µF	0 ~ 11.00µF	0.01uF	5%+5
	100µF	0 ~ 110.0µF	0.1uF	5%+5
	1000µF	0 ~ 1100µF	1uF	5%+5
	10mF	0 ~ 11.00mF	0.01mF	5%+50
	100mF	0 ~ 110.0mF	0.1mF	5%+50

Detailed precision indexes for output

Function	Range	Output setting scope	Resolution	Precision	Remark
DC voltage DCV	100mV	-10.00 ~ 110.00mV	10μV	0.2%+4	Maximum output current 0.5mA
	1000mV	-100.0 ~ 1100.0mV	100μV	0.2%+4	Maximum output current 2mA
	10V	-1.000 ~ 11.000V	1mV	0.2%+4	Maximum output current 5mA
DC current DCI	30mA	0.000 ~ 33.000mA	0.001mA	0.2%+4	20mA, maximum load1KΩ 30mA, maximum load600Ω
Simulated transmitter SIMULATE	-30mA	0.000 ~ -33.000mA	0.001mA	0.2%+4	20mA, maximum load1KΩ 30mA, maximum load600Ω
Loop power LOOP	24V			±10%	Maximum output current 35mA
OHM	400Ω	0.0Ω ~ 400.0Ω	0.1Ω	0.2%+4	Excitation current: ±0.5 ~ 3mA When excitation current is ±0.1 ~ 0.5mA, an additional error of 0.1Ω should be taken into account. The precision doesn’t include lead resistance.
Thermocouple TC	R	0°C ~ 1767°C	1°C	0.2%+3°C (≤100) 0.2%+2°C (>-100)	With the thermometric scale of ITS-90; The precision doesn’t include errors in cold-end compensation
	S	0°C ~ 1767°C
	B	600°C ~ 1820°C
	K	-200.0°C ~ 1372.0°C	0.1°C	0.2%+2°C (≤-100) 0.2%+1°C (>-100)
	E	-200.0°C ~ 1000.0°C
	J	-200.0°C ~ 1200.0°C
	T	-250.0°C ~ 400.0°C
	N	-200.0°C ~ 1300.0°C
Thermal resistance RTD	PT100	-0200.0 ~ 0850.0	0.1°C	0.2%+0.6°C	With the thermometric scale of Pt100-385; With excitation current of ±1mA The precision doesn’t include lead resistance.
Thermal resistance RTD	Cu50	-050.0 ~ 150.0	0.1°C	0.2%+0.6°C
Frequency FREQ	100Hz	1.0Hz ~ 110.0Hz	0.1Hz	0.2%+2	Rectangular wave, duty cycle of 50% 1 ~ 11Vp-p
	1KHz	0.100KHz ~ 1.100KHz	1Hz	0.2%+2
	10KHz	1.0KHz ~ 11.0KHz	0.1KHz	0.2%+2

Input characteristics

Function position	Input impedance (nominal value)
V	10MΩ, <100pF
mV	>2.5GΩ

	Common-mode rejection ratio			Series-mode rejection ratio
DCV, DCmV	80dB (dc to 50Hz / 60Hz/1KΩ)			40dB (50Hz / 60Hz)
ACV, ACmV	60dB (dc to 50Hz / 60Hz/1KΩ)
	Open-circuit voltage			Full-scale voltage
Ohm	2.5V			2.2V
Diode	< 3.5V			2.2V
On-off	< 1V			500mV
	Typical short-circuit current
Ohm	500Ω	5KΩ	50KΩ	500KΩ	5MΩ	50MΩ
	0.8mA	0.2mA	20μA	2μA	0.2μA	< 0.1μA
Diode	0.2mA (typical value)