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pemtech

美国PemTech公司提供世界级品质的用于检测有毒易燃气体的传感器、监视器和分析仪等。PemTech确保每件产品的质量，客户可直接与应用工程师及销售团队开发的气体探测解决方案提出具体要求，从而完全满足全球客户的需求。

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PT750-FG 远程信号机

2009/10/21 14:38:31 阅读：504次

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产品系列名称：PT750-FG 远程信号机
产品定货号：MR-00229-00

产地：美国
品牌：pemtech
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Features

Nema 4X Fiberglass Enclosure

Large Graphic display with backlight
(240 x 128 Pixels)

Optional Historical data Logging with Real time clock calendar

Digital 2 way communication with main control panel using RS485 Serial I/O

Programmable sensor location or tags

Relays contacts for Low, High and sensor fail alarms.

Optional Wireless Radio Interface Module or Fiber Optics data converter for noisy environment.

Reset / Bypass alarm of main control panel using front panel switches.

Description

Model PT750 Annunciator collects sensor data from the main Control Monitor. Communication is RS485 half duplex between the annunciator and the control panel using a single pair twisted data cable. Maximum length of the cable is 4000 feet.

For noisy environment an optional Fiber Optics data converted is used to transmit and receive data over fiber optics cable. On board are 3 alarm relay contacts. The relays are activated whenever the main control panel is in alarm. Each channel can be programmed to have a tag identifying the sensor with its location. Furthermore, using the switches on the front panel the alarms on the main control panel can be Reset or Bypassed.