Smart Digital Display Temperature Transmitter
智能数字显示温度变送器
- 介绍：
- AST3003可以安装到热电偶或RTD接线盒到集成结构
- 适用于电阻温度检测器（RTD），热电偶（TC），电阻和电压信号输入，以测量固体表面，液体和气体介质的温度在-200至1800°C
- 带背光的液晶显示器具有中文和英文操作菜单功能，使现场测量更直观，更方便
- 变送器具有测量范围宽，精度高，在工业领域直接4-20mA信号输出，因此广泛应用于石油化工，电力，冶金等
- 应用：
- 标准：RTD / TC
- 欧姆和mV信号
- 双线4-20mA电流回路和HART
- 2-，3-和4线RTD输入
- 产品规格：
- 电源：
- 变送器工作在14和45V DC之间，由分配器或稳压电源，一般工作电源为24V DC
- 电子隔离：
- 传感器信号输入和输出隔离（隔离电压高达2000V DC）
- 抗工业频率干扰，确保变送器在恶劣的工业环境中可靠工作
- 组态：
- Hart设备配置器，本地按钮，软件支持Hart协议
- 冷端补偿
- 内置冷端补偿，补偿精度±0.5°C
- 电源：
- 传感器输入类型：
- RTD型：Pt100 / Pt500 / Pt1000 / Cu50 / Cu100
- tc类型：b / e / j / k / n / r / s / t
- 电阻：0-400Ω/0-2000Ω
- 电压：-60至+ 60mV / -120至+ 120mV
- 一些非标准热电偶可以定制
- 负载特性：
- 负荷特性：RL≤（Vs-14V）/0.022
- RL-最大负载电阻vs-电源
- 哈特通信需要在230和600欧姆之间的环路电阻（包括信号接收电阻和信号传输线电阻）
- 工作温度：-25至75°C
- 电气阻尼：0.1-16s选择
- 输出：4-20mA（最大22mA和最小3.8mA）
- 通讯：哈特
| 订购信息 | |
| 代码1 H 代码2 0 1 代码3 A 代码4 0 1 代码5 P100 P500 p1k C50 C100 B E J K N R S T R400 r2k M60 M120 代码6 W0 W2 W3 W4 | 变送器类型 头安装 液晶显示器 没有液晶 液晶与按钮 输出 4〜20mA DC / Hart 漂移补偿 无补偿 mV120输入补偿 出厂默认传感器输入 pt100 rtd pt500公司 pt1000 rtd 库尔路 cu TC型B TC型E TC型J TC型K TC型N TC型R TC型S TC型T 0-400Ω电阻 0-2000Ω电阻 -60-60mV电压 -120-120mV电压 出厂默认连接 TC输入 RTD 2线 RTD 3线 RTD 4线 |
| 订购示例：AST3003-H 1 A 1 P100 W3 （H）：变送器类型：头安装 （1）：LCD显示：带按钮的LCD （A）：输出：4-20mA直流 （1）：漂移补偿：mV120输入补偿 （P100）：出厂默认传感器输入：Pt100 RTD （W3）：出厂默认连接：RTD 3线 | |
- Introduction:
- AST3003 can be installed into thermocouple or RTD junction box to integrated structure
- Suitable for resistance temperature detectors (RTD), thermocouples (TC), resistance and voltage signal input to measure the temperature of solid surface, liquid and gas medium within - 200 to 1800°C
- LCD display with backlight has both Chinese and English language operation menu function which makes field measurements more intuitive and convenient
- Transmitter features wide measurement range and high accuracy, in the industrial field 4-20mA signal output directly, so widely used in the petrochemical industry, electric power, metallurgy and so on
- Applications:
- Standard: RTD/TC
- Ohms and mV signal
- Two wire 4-20mA current loop and HART
- 2-, 3-, and 4-wire RTD input
- Specifications:
- Power supply:
- Transmitter operates between 14 and 45V DC, by the distributor or regulated power supply, and the general work power is 24V DC
- Electronic isolation:
- Sensor signal input and output isolation (isolation voltage up to 2000V DC)
- Resistance to industrial frequency interference, to ensure that the transmitter work reliably in bad industrial environment
- Configuration:
- Hart device configurator, local button, software support Hart protocol
- Cold-junction compensation
- Built-in cold junction compensation, compensation accuracy ±0.5°C of span
- Power supply:
- Sensor input type:
- RTD type: Pt100/Pt500/Pt1000/Cu50/Cu100
- TC type: B/E/J/K/N/R/S/T
- Resistance: 0-400Ω/0-2000Ω
- Voltage: -60 to +60mV/-120 to +120mV
- Some non-standard thermocouples can be customized
- Load characteristic:
- Load characteristics: RL≤ (Vs-14V)/0.022
- RL- maximum load resistance vs- power supply
- Hart communication requires a loop resistance (including signal receiving resistance and signal transmission wire resistance), between 230 and 600 ohms
- Operating temperature: -25 to 75°C
- Electrical damping: 0.1-16s to choose
- Output: 4-20mA (maximum 22mA and minimum 3.8mA)
- Communication: Hart
| Ordering Information | |
| Code 1 H Code 2 0 1 Code 3 A Code 4 0 1 Code 5 P100 P500 P1K C50 C100 B E J K N R S T R400 R2K M60 M120 Code 6 W0 W2 W3 W4 | Transmitter type Head mount LCD display No LCD LCD with button Output 4~20mA DC/Hart Drift compensation No compensation mV120 input compensation Factory default sensor input Pt100 RTD PT500 RTD Pt1000 RTD Cu50 RTD Cu100 RTD TC type B TC type E TC type J TC type K TC type N TC type R TC type S TC type T 0-400Ω resistance 0-2000Ω resistance -60-60mV voltage -120-120mV voltage Factory default connection TC input RTD 2-wire RTD 3-wire RTD 4-wire |
| Ordering example: AST3003-H 1 A 1 P100 W3 (H): transmitter type: head mount (1): LCD display: LCD with button (A): Output: 4-20mA DC (1): drift compensation: mV120 input compensation (P100): factory default sensor input: Pt100 RTD (W3): factory default connection: RTD 3-wire | |
