Digital Meter
Digital Large Waterproof Display Meter
MODEL 4023, 4024
- ■ Smart design with thin resin case.
- ■ Safe waterproof type. (IP65)
- ■ 56mm clear large size LED display with high brightness.
- ■ Wall or hanging-mount available.
Standard Specifications
Model Designation
| 402 | □-□ | - | □ | - | □ | - | □ |
| └①┘ | ② | ③ | ④ |
①Measuring Input
| Code | Measuring Range （sensor） |
Display Range/Input Resistance | Accuracy* |
|---|---|---|---|
| 3-02 | -200 to 999°C（K） | -270 to 999°C | ±（0.3% of rdg + 1°C） |
| 3-04 | -200 to999°C（J） | -210 to 999°C | ±（0.3% of rdg + 1°C） |
| 3-05 | -200 to 400°C（T） | -270 to 420°C | ±（0.3% of rdg + 1°C） |
| 3-11 | -200 to 850°C（PT100Ω） | -200 to 870°C | ±（0.4% of rdg + 1°C） |
| 3-12 | -99.9 to 99.9°C（PT100Ω） | -99.9 to 99.9°C | ±（0.2% of rdg + 0.3°C） |
| 4-03 | ±999 mV（DC V） | 1 MΩ | ±（0.1% of rdg + 1 digit） |
| 4-04 | ±9.99 V（DC V） | 1 MΩ | ±（0.1% of rdg + 1 digit） |
| 4-09 | 1 to 5 V | 1 MΩ | ±（0.1% of rdg + 2 digit） |
| 4-19 | 4 to 20 mA | 12.5 Ω | ±（0.1% of rdg + 2 digit） |
- *Accuracy:
- Defined at 23 ± 5°C, 45 to 75% RH.
- Temperature coefficient:
- ±300 ppm/°C(K, J, T), ±200 ppm/°C(Pt), ±100 ppm/°C(-03DCV), ±150 ppm/°C(-04DCV, -09, -19) within the 0 to 50°C temperature range.
- Overload:
- DC ±10 V（K,J,T,Pt）DC ±250 V（-03DC V, -04DC V, -09）DC ±150 mA（-19）
- Calibration:
- In conjunction with JIS C 1602 (by each standard thermoelectric power mV input) and JIS C 1604 (by the resistive value of standard resistive elements).
②Power Supply
| Code | Power Source Voltage |
|---|---|
| 3 | AC 100 to 120 V |
| 5 | AC 200 to 240 V |
| 9 | DC 24 V |
③Mounting, Sensor
| Code | Type | Sensor | Protection Degree |
|---|---|---|---|
| 51 | Wall-mount | Without sensor | IP55 |
| 52 | Hanging-mount | ||
| 53 | Sticking-mount | IP65 | |
| 61* | Wall-mount | With sensor (Pt 100 Ω only) |
IP55 |
| 62* | Hanging-mount | ||
| 63* | Sticking-mount | IP65 |
* Set with sensor
④Option Specifications
| Code | Function |
|---|---|
| X | Peak hold |
| A01 | Bottom hold |
| A02 | Burnout (Flashing at Min. Value) |
* Input of K,J and T only
General Specifications
| Display | 3 digits 0 to 999 Large size display with bright dotted red LED (character height 60 mm） with zero-supress function. |
|---|---|
| Polarity（POL）display | lights up (-) LED |
| Over-range display | For Temperature input: Flashes at the minimum or maximum value of the indication range. For DC input: Flashes at 130%, but flashes "999" when exceeds. |
| 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°C or 0.1°C For DC Input： 1/1000 |
| External resistance | Thermocouple： Less than 500 Ω RTD： Less than 5 Ω/lead wire. |
| Display cycle | For Temperature input： Approx. 5 times/s For DC Input： Approx. 15 times/s |
| Protection degree | Wall mount and hanging mount: IP44 Sticking mount: IP65 |
| Input configuration | Single ended input |
| Ａ／Ｄ conversion | ⊿-∑ conversion system |
| Noise rejection | 50 dB at normal mode 110 dB at common mode 1000 V against the power line noises |
| Insulation resistance | DC 500 V, More than 50 MΩ |
| Withstand voltage | Input terminals - external case: AC 1500 V each for 1min. Power supply terminals - external case: AC 1500 V each for 1min. Power supply terminals - Input terminals: AC 1500 V each for 1min. |
| Power supply | AC 100 to 120 V, AC 200 to 240 V, (50/60Hz) DC 24 V |
| Tolerance of source voltage | AC 85 to 132 V, AC 170 to 250 V DC 20 to 30 V |
| Power consumption | 7 VA at AC 100 V, 11 VA at AC 200 V, 150 mA at DC 24 V |
| Operating temperature | 0 to 50°C |
| Storage temperature | -20 to 70°C |
| Weight | Approx. 1.5 kg |
| Unit | Paste at the front panel (available any unit for 4024) |
