描述
输出模块的滞后时间与模块的类型有关，继电器型输出电路的滞后时间一般在10ms左右；双向晶闸管型输出电路在负载通电时的滞后时间约为1ms，负载由通电到断电时的最大滞后时间为10ms；晶体管型输出电路的滞后时间一般在1ms以下。
由扫描工作方式引起的滞后时间最长可达两个多扫描周期。
PLC总的响应延迟时间一般只有几十ms，对于一般的系统是无关紧要的。要求输入输出信号之间的滞后时间尽量短的系统，可以选用扫描速度快的PLC或采取其他措施
Agilent HP 8657A 100KHz-1.040GHz Signal Gen Opt 001
HP/Agilent 6612C DC Bench Power Supply 20V, 2 A, 40 W
One-day shipping available
HP Agilent 5890 A / 5890A Gas Chromatograph GC
HP/Agilent 8407A 8412B Network Analyzer Phase Magnitude
HP Agilent 8660D Synthesized Signal Generator
HP/Agilent 6613C DC Bench Power Supply 50V, 1 A, 50 W
One-day shipping available
Agilent HP 37722A Digital Telecom Analyzer Opt. 908 H02
HP/Agilent 16715-68702 Options Brand New in Sealed Bag
HP/Agilent-34401A, 6.5-Digit, State-Of-The-Art M/Meter
NIST-Traceable Calibration, Includes 90-Day Warranty!
Expedited shipping available
New! HP Agilent E1723 DSP Servo Board E1723-69002
One-day shipping available
HP 1743A OSCILLOSCOPE 100MHZ W/SERVICE MANUAL & PROBES
AGILENT/HP 8112A PULSE GENERATOR CALIBRATED 12/2010
