1756-L1M3 处理器模块，带 2 MB 扩展内存和开放式机箱

【产品详情】

关于1756-L1M3

Allen-Bradley 1756-L1M3 是一款 ControlLogix 5550 控制器，具有 2 Mb 的用户可用内存和 150 kb 的 I/O 内存。它没有非易失性存储器，也没有外壳。1756-L1M3 控制器重 0.36 克或 12.7 盎司，排放为 1 组 A 类。该控制器在 5.1 伏直流电下的峰值背板电流为 1.20 安培，在 24 伏直流电下为 0.02 安培。它的平均功耗为 5.4 瓦，平均热耗散为 18.4 BTU/小时。它还具有 30 伏的隔离电压。1756-L1M3 已经过测试，可承受 500 伏电压 60 秒。1756-L1M3 控制器的工作温度范围为 0 至 60 摄氏度，而其存储温度为 -40 至 85 摄氏度。该控制器存在 5% 至 95% 的非冷凝相对湿度。1756-L1M3 控制器的振动是 10 至 500 赫兹时的最大峰值加速度为 2.0 G。其工作冲击为 30 G 峰值，持续 11 毫秒，而存储冲击为 50 G 峰值，持续 11 毫秒。1756-L1M3 控制器的接触放电 ESD 抗扰度为 6 kV，空气放电的 ESD 抗扰度为 8 kV。它还具有 10 伏/米的辐射射频抗扰度，1 千赫兹正弦波 80%AM，从 30 兆赫兹到 1000 兆赫兹，以及 10 伏/米，200 赫兹，50% 脉冲 100%，900 兆赫兹。其 EFT/B 抗扰度在电源端口上为 +/-4 千伏（2.5 千赫兹），在通信端口上为 +/-2 千伏（5 千赫兹），其传导射频抗扰度为 10Vrms，1 千赫兹正弦波 80%AM 从 150 千赫兹到 80 千赫兹。与 1756-L1M3 兼容的编程电缆是串行电缆类别 3 1756-CP3 和 1747-CP3 电缆，而兼容的更换电池仅是 1756-BA1 0.59 锂电池。

1756-L1M3 处理器模块，带 2 MB 扩展内存和开放式机箱

【英文介绍】

About 1756-L1M3

The Allen-Bradley 1756-L1M3 is a ControlLogix 5550 controller with 2 Mb of user-available memory and 150 kb of I/O memory. It has no nonvolatile memory and no shell. The 1756-L1M3 controller weighs 0.36 grams or 12.7 ounces and has A Group A emission. The controller has a peak backplane current of 1.20 amps at 5.1 VDC and 0.02 amps at 24 VDC. It has an average power consumption of 5.4 watts and an average heat dissipation of 18.4 BTU/ hour. It also has an isolation voltage of 30 volts. The 1756-L1M3 has been tested to withstand 500 volts for 60 seconds. The 1756-L1M3 controller has an operating temperature range of 0 to 60 degrees Celsius, while its storage temperature is -40 to 85 degrees Celsius. The controller has a non-condensing relative humidity of 5% to 95%. The vibration of the 1756-L1M3 controller is a maximum peak acceleration of 2.0 G at 10 to 500 Hz. Its working shock is 30 G peak lasting 11 ms, while the storage shock is 50 G peak lasting 11 ms. The 1756-L1M3 controller has a contact discharge ESD immunity of 6 kV and an air discharge ESD immunity of 8 kV. It also has radiofrequency immunity of 10 volts/m, 1 KHZ sine wave 80%AM from 30 MHZ to 1000 MHZ, and 10 volts/m, 200 Hertz, 50% pulse 100%, 900 MHZ. Its EFT/B immunity is +/-4 kV (2.5 KHZ) on the power port and +/-2 kV (5 KHZ) on the communication port, its conducted RF immunity is 10 VRMS, and its 1 KHZ sine wave 80%AM ranges from 150 KHZ to 80 KHZ. The programming cables compatible with the 1756-L1M3 are serial cable categories 3 1756-CP3 and 1747-CP3 cables, while the compatible replacement battery is only the 1756-BA1 0.59 lithium battery.

1756-L1M3 处理器模块，带 2 MB 扩展内存和开放式机箱

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