Large Display
MODEL:4021


LARGE DISPLAY DIGITAL PANEL METER

MODEL:4021,4022

● Resin thin-model, 52mm depth
● Water-proof IP65 housing
● Large 56 mm LED Display for Easy Visibility
● Suitable for wall-mounting or free standing installations

Model Designation

402
 
1
2
3
4
5
6


1. Measuring input

Code Type of input Input impedance Accuracy of display
1-02
-200~999℃(k) -270~999℃ ±(0.3% of rdg + 1℃)
 
1-04
-200~999℃(J) -210~999℃
1-05
-200~400℃(T) -270~420℃
1-11
-200~850℃(PT100Ω) -200~870℃ ±(0.4% of rdg + 1℃)
1-12
-99.9~99.9℃(PT100Ω) -99.9~99.9℃ ±(0.2% of rdg + 0.3℃)
2-03
±999mV(DC V) 1MΩ ±(0.1% of rdg + 1digit)
2-04
±9.99 V(DC V)
2-09
1~5V ±(0.1% of rdg + 2digit)
2-19
4~20mA 12.5Ω


2. Power supply voltage

Code Power source voltage
3
AC100V~120V
5
AC200~240V
9
DC24V


3. Mounting, sensor(for-11and12only)

Code Type sensor protection
51
Wall-mount With out sensor IP44
 
52
Hanging-mount
53
Sticking-mount IP65
61
Wall-mount With sensor * IP44
62
Hanging-mount
63
Sticking-mount IP65

*only for Pt100Ω

4. Display color

Code Color
Blank
Red LED
G
Green LED


5. Option

Code Function
Blank Peak hold
A01
Bottom hold
A01
Burnout(min.)*
*only for K, J and T


Basic Specifications

Protection IP44 for the wall-mount and suspended
IP65 for the Sticking mount
Display 3-digit LED 56 mm hight, red or green colors with zero-suppression function.
 
Polarity indication lights up (-)LED
Over-range indication for Temperature input: Flashes at the minimum or maximum value of the indication range.
For DC input Flashes at 130%, but flashes "999" when exceeding.
Decimal point For Temperature input: Fixed
For DC input programmable
Burnout Flashes at the maximum value of the indication range (Temperature input only).
Resolution For Temperature input: 1℃ or 0.1℃
For DC input 1/1000
External resistance Thermocouple: Max. 500Ω.
RTD Max. 5Ω/lead wire
Display cycle Temperature input: approx. 5-time/sec.
DC input approx. 15-time/sec.
Input method Single ended
A/D conversion ⊿-∑ conversion method
Noise filter 50dB at normal mode
110dB at common mode
1000V against the power line noises
Insulation Resistance DC500V 100MΩor more.
Withstanding Voltage Input terminals - Case : AC1500V each for 1 min.
Power supply terminals - Case : AC1500V each for 1 min.
Power supply terminals - Input terminals : AC1500V each for 1min.
Power Supply AC 100 to 120V / 200 to 240V (50/60HZ), DC24V
Allowable power AC 85 to 132V / 170 to 250V (50/60Hz), DC20 to 30V
Power Consumption Approx. 6VA at AC100V, 100mA at DC24V.
Operating Temperature 0 to 50℃
Storage Temperature -20 to 70℃
Weight Approx. 1.5kg
Unit Paste at the front panel (available any unit for 4022)


Operation Manual