DATAFORTH信号调节器DSCA39-01技术参数
Input Range: | 0 to +10 V |
Output Range: | 4 to 20 mA |
Mechanical Format: | DIN rail |
Isolation Voltage: | 1500 Vrms |
Isolation Type: | Transformer 3-way |
Accuracy: | ±0.03% Span |
Supply Voltage: | 15 to 30 Vdc (+24V Nom) |
Input Voltage Withstand: | 240 Vrms |
Gain/Offset Adjust: | ±5% |
Module Bandwidth: | 1 kHz |
NMR (60 Hz) Rejection: | 100dB / decade above 1kHz |
External I-to-V Resistor: | N/A |
Output Control: | Always enabled |
Output Resistance: | <1 Ohm |
Dimensions: | 2.95 x 0.89 x 4.13 inches |
Interface: | 8 Pos terminal block |
Customization: | yes |
Weight: | 99 grams (3.49 ounces) |
DATAFORTH信号调节器DSCA39-01产品介绍
描述
每个 DSCA39 电流输出模块都提供单通道模拟输出。输入信号经过缓冲、隔离、滤波并转换为单极或双极电流输出。信号滤波是通过一个五极滤波器完成的,该滤波器在 1kHz 以上每十倍衰减提供 100dB。一个抗混叠极位于隔离栅的系统侧,其他四个极位于场侧。在初始系统侧滤波之后,输入信号由专有斩波电路斩波。隔离由变压器耦合提供,同样使用专有技术来抑制共模尖峰或浪涌的传输。
特殊输出电路可防止意外连接高达 240VAC 的电源线电压以及防止 ANSI/IEEE C37.90.1 定义的瞬态事件。保护电路也存在于信号输入和电源输入端子上,以防止瞬态事件和电源反转。信号线和电源线使用可插拔接线端子中的螺钉端子固定到模块,以便于系统组装和重新配置。
这些模块随着时间的推移具有出色的稳定性,不需要重新校准,但是,零和跨度设置可调节至 ±5%,以适应需要微调的情况。使用位于前面板标签下方的电位器进行调整,并且是非交互式的,便于使用。
特征
• 接受高电平电压输入
• 提供 4 至 20mA、0 至 20mA 或 –20 至 +20mA 输出
• ANSI/IEEE C37.90.1 瞬态保护
• 1500Vrms 变压器隔离
• ±0.03% 准确度
• ±0.01% 线性度
• 输出保护至 240VAC 连续
• 真正的三路隔离
• 宽电源电压范围
• 100dB CMR
• 轻松安装在标准 DIN 导轨上
• C-UL-US 列名
• 符合 CE 和 ATEX 标准
Description
Each DSCA39 current output module provides a single channel of analog output. The input signal is buffered, isolated, filtered and converted to a unipolar or bipolar current output. Signal filtering is accomplished with a five-pole filter which provides 100dB per decade of attenuation above 1kHz. An anti-aliasing pole is located on the system side of the isolation barrier, and the other four poles are on the field side. After the initial system-side filtering, the input signal is chopped by a proprietary chopper circuit. Isolation is provided by transformer coupling, again using a proprietary technique to suppress transmission of common mode spikes or surges.
Special output circuits provide protection against accidental connection of power-line voltages up to 240VAC and against transient events as defined by ANSI/IEEE C37.90.1. Protection circuits are also present on the signal input and power input terminals to guard against transient events and power reversal. Signal and power lines are secured to the module using screw terminals which are in pluggable terminal blocks for ease of system assembly and reconfiguration.
The modules have excellent stability over time and do not require recalibration, however, zero and span settings are adjustable up to ±5% to accommodate situations where fine-tuning is desired. The adjustments are made using potentiometers located under the front panel label and are non-interactive for ease of use.
Features
• Accepts High-Level Voltage Input
• Provides 4 to 20mA, 0 to 20mA, or –20 to +20mA Output
• ANSI/IEEE C37.90.1 Transient Protection
• 1500Vrms Transformer Isolation
• ±0.03% Accuracy
• ±0.01% Linearity
• Output Protected to 240VAC Continuous
• True 3-Way Isolation
• Wide Range of Supply Voltage
• 100dB CMR
• Easily Mounts on Standard DIN Rail
• C-UL-US Listed
• CE and ATEX Compliant
DATAFORTH信号调节器DSCA39系列其他常用型号:
DATAFORTH DSCA39-01
DATAFORTH DSCA39-02
DATAFORTH DSCA39-03
DATAFORTH DSCA39-04
DATAFORTH DSCA39-05
DATAFORTH DSCA39-07
DATAFORTH Conditioner NEW + ORIGINAL+ ONE YEAR WARRANTY
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DATAFORTH信号调节器DSCA39-01技术参数及介绍