Product Overview
4-20mA Loop Calibrator + Thermometer
Key Features
• Source 4~20mA, 0~24mA with 1μA resolution (1KΩ load, 24V loop supply), basic 정확도 0.025%
• Source 0~24.000V with 1mV resolution
• Source frequency 1~20000Hz square wave with programmable duty cycle (1~99%)
• Auto step and auto ramp for sourcing mA, V
• Easy fixed 25% up and down, or programmable percentage (1~99%) increase and decrease (mA, V)
• Measure DC mA with loop power (24V output)
• Measure DC V. 8. Measure Temperature (°C, °F) of 11 types of thermocouples (K, J, E, T, R, S, N, L, U, B and C)
• Calibrator grade precision temperature measurement with 0.1C & 0.1F resolution
• Detection of thermocouples disconnection
• Source and Measure at the same time
• 과부하, 출력 개방 (mA) 또는 단락 (V)에 대한 경고
• Short circuit protection for output
• Battery power indication (%) when turn on the calibrator
Spec
DC mA SOURCE (Max. load 1KΩ, Max. voltage supply 24V)
범위 | 분해능 | 정확도 |
0~4mA | 1μA | ± 0.025% ±10μA |
4~20mA | 1μA | ± 0.025% ±5μA |
20~24mA | 1μA | ± 0.025% ±5μA |
When output Open, the LCD displays “OL”.
DC V SOURCE (Max. load 24mA, Short circuit protection < 25mA)
범위 | 분해능 | 정확도 |
0~4V | 1mV | ± 0.05% ± 10mV |
4~20V | 1mV | ± 0.05% ±5mV |
20~24V | 1mV | ± 0.05% ±5mV |
When output Short circuit, the LCD displays “OL”.
Frequency SOURCE (TTL, Square wave, Duty cycle = 1~99%)
범위(Hz) | 분해능 | 정확도 |
1.0~1000.0Hz | 0.1Hz | 0.1Hz |
1000~10000Hz | 1Hz | 1Hz |
10000~20000Hz | 1Hz | 10Hz |
DC mA MEASURE
범위 | 분해능 | 정확도 |
0.005~4mA | 1μA | ±0.025%±5dgts |
4~20mA | 1μA | ±0.025%±5dgts |
20~24mA | 1μA | ±0.025%±5dgts |
If reading of mA (measure) is less than 5 digits, it is displayed as 0.
DC V MEASURE
범위 | 분해능 | 정확도 |
0~24V | 0.001V | ±0.025%±5dgts |
If reading of V (measure) is less than 5 digits, it is displayed as 0.
Temperature of Thermocouples (MEASURE)
(Resolution 0.1C&0.1F, Internal cold junction compensation, Thermocouples accuracy not included, 3 minutes after plugging in thermocouples.)
|
°C | °F | ||
범위 | 정확도 | 범위 | 정확도 | |
K | -200 ~ -150 | 2.0 | -382 ~ -238 | 3.6 |
-150 ~ 0 | 1.2 | -238 ~ 32 | 2.1 | |
0 ~ 1000 | 0.8 | 32 ~ 1832 | 1.4 | |
1000 ~ 1370 | 1.2 | 1832 ~ 2498 | 2.1 | |
J | -200 ~ -150 | 2.0 | -382 ~ -238 | 3.6 |
-150 ~ 0 | 1.0 | -238 ~ 32 | 1.8 | |
0 ~ 1050 | 0.7 | 32 ~ 1922 | 1.2 | |
E | -200 ~ -150 | 1.5 | -382 ~ -238 | 2.7 |
-150 ~ 0 | 0.9 | -238 ~ 32 | 1.6 | |
0 ~ 850 | 0.7 | 32 ~ 1562 | 1.2 | |
T | -200 ~ -150 | 1.5 | -382 ~ -238 | 2.7 |
-150 ~ 0 | 1.2 | -238 ~ 32 | 2.1 | |
0 ~ 400 | 0.8 | 32 ~ 752 | 1.4 | |
R | 0 ~ 500 | 1.8 | 32 ~ 932 | 3.2 |
500 ~ 1760 | 1.5 | 932 ~ 3200 | 2.7 | |
S | 0 ~ 500 | 1.8 | 32 ~ 932 | 3.2 |
500 ~ 1760 | 1.5 | 932 ~ 3200 | 2.7 | |
N | -200 ~ 0 | 1.5 | -328 ~ 32 | 2.7 |
0 ~ 1300 | 0.9 | 32 ~ 2372 | 1.6 | |
L | -200 ~ 0 | 0.9 | -328 ~ 32 | 1.6 |
0 ~ 900 | 0.7 | 32 ~ 1652 | 1.2 | |
U | -200 ~ 0 | 1.1 | -328 ~ 32 | 1.9 |
0 ~ 600 | 0.7 | 32 ~ 1112 | 1.2 | |
B | 600 ~ 800 | 2.2 | 1112 ~ 1472 | 3.9 |
800 ~ 1000 | 1.8 | 1472 ~ 1832 | 3.2 | |
1000 ~ 1820 | 1.4 | 1832 ~ 3308 | 2.5 | |
C | 0 ~ 1800 | 1.0 | 32 ~ 3272 | 1.8 |
1800 ~ 2310 | 1.5 | 3272 ~ 4190 | 2.7 |
작동 환경 | 0 ~ 50 ℃ ℃ < 85% RH |
보관 환경 | -20 ~ 60 ℃ ℃ < 75% RH |
크기 | 214.0 (L) x 98.7(W) x 56.0(H) mm 8.4" (L) x 3.9" (W) x 2.2" (H) |
Applicaions
• Calibration of 4~20mA panel meters
• LED brightness testing (0~24mA)
• Temperature calibration of panel meters or instruments for 11 types of thermocouples
Ordering Information
Warranty
• 1 YR
Contents
• PROVA-135 LoopThermo®
※ 자세한 사항은 'DataSheet'나 'Quick Start Guide'를 참조해 주세요.
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