Digital Meter / Printer

Digital Large Waterproof Display Meter

MODEL 4025,4026

■ Smart design
■ Safe waterproof type. (IP65)
■ 56mm clear large size LED display with high brightness.
■ Wall or hanging-mount available.

Model Designation

402	□	-	□	-	□	-	□	-	□	-	□
	①		②		③		④		⑤		⑥

①Measuring input

Code	Measuring range (Type of input)	Display range / Input resistance	Accuracy*1
5-02	-200 to 999°C (K)	-270 to 999°C	±(0.3% of rdg. + 1°C)
5-04	-40 to 750°C (J)	-210 to 999°C
5-05	-200 to 350°C (T)	-270 to 420°C
5-11	-200 to 850°C (PT100Ω)	-200 to 870°C	±(0.4% of rdg. + 1°C)
5-12	-99.9 to 99.9°C (PT100Ω)	-99.9 to 99.9°C	±(0.2% of rdg. + 0.3°C)
6-03	±999 mV (DC V)	1 MΩ	±(0.1% of rdg. + 1digit)
6-04	±9.99 V (DC V)		±(0.1% of rdg. + 1digit)
6-09	1 to 5 V		±(0.1% of rdg. + 2digit)
6-19	4 to 20 mA	12.5 Ω	±(0.1% of rdg. + 2digit)

*１ Accuracy:: Defined at 23°C ± 5 °C, 45 to 75 %RH
Temperature coefficient:: ± 300 ppm/°C (K,J,T), ± 200 ppm/°C (Pt), ± 100 ppm/°C (-03), ± 150 ppm/°C (-04, -09, -19)
Operating temperature range:: -10 to 50 °C
Overload:: DC ± 10 V (K,J,T,Pt), DC ± 250 V (-03, -04, -09), DC ± 150 mA (-19)
Calibration:: JIS C-1602-2015 standard thermoelectric power mV (K,J,T)
JIS C-1604-2013 standard resistance element resistance values (Pt)

②Power supply

Code	Content
A	AC 100 to 240 V
9	DC 24 V

③Mounting method / Sensor (only for RTD input)

Code	Mounting method	Sensor	Protection rate
51	Wall-hanging	Sensor not included	IP55 equivalent
52	Suspending		IP55 equivalent
53	Wall surface mounting		IP65 equivalent
61*	Wall-hanging	Integrated sensor type	IP55 equivalent
62*	Suspending		IP55 equivalent
63*	Wall surface mounting		IP65 equivalent

*Integrated sensor type (PT100Ω input type only)

④Display color

Code	Function
R	Red LED
G	Green LED

⑤Optional Function

Code	Function
X	Peak hold
A01	Bottom hold
A02	Burnout (min. value flashes) *

*Sensors of K,J,T only

Basic Specifications

Protection rate	Wall-hanging and suspending installation: IP55 equivalent Wall surface mounting installation: IP65 equivalent
Display	3-digit LED 56 mm height, red or green colors with zero-suppression function.
Scaling Function	Full scale display: -19999 to +19999 (with full scale display setting function) Offset display: -19999 to +19999 (with offset display setting function) Adjustment: Display value can be adjusted.
Polarity display (POL)	" - " is displayed.
Over-range display	Temperature input: Min. or Max. value of display range flashes. DC input: Value of 130% of display range flashes. But 000 flahes, when it exceeds 999.
Decimal point	Temperature input: Fixed point DC input: Arbitrary setting
Burnout	Max. value of display range flashes. (only for temperature input)
Resolution	Temperature input: 1 ℃ or 0.1 ℃ DC input: 1/1000
External resistance	Thermocouple input: less than 500 Ω RTD input: Lead wire line less than 5 Ω
Display cycle	Temperature input: approx. 5-time/s. DC input approx. 15-time/s.
Input configuration	Single-ended, floating input
A/D conversion	Δ-∑ conversion system
Noise reduction rate	Normal mode (NMR) : more than 50 dB Common mode (CMR): more than 110 dB Power line mixed noise: 1000 V
Insulation Resistance	DC 500V 50 MΩ or more
Withstand Voltage	Between input terminal and external case: AC 1500 V 1min. Between power supply terminal and external case: AC 1500 V 1min. Between power supply terminal and input terminal: AC 1500 V 1min. (DC power supply model AC 500 V 1min.)
Power Supply	AC 100 to 240 V (50/60 Hz), DC 24 V
Power supply voltage tolerance	AC 85 to 250 V, DC 20 to 30 V
Power Consumption	AC 100 V approx. 6 VA AC 200 V approx. 9 VA DC 24 V approx. 100 mA
Operating ambient Temperature	-10 to 50°C
Storage Temperature	-20 to 70°C
Weight	Approx. 1.5 kg
Unit display	Attached on front panel. (Required unit can be attched for 4026, please specify at the order.)