Every WEC can address up to four RMCs on the network. That means that whenever WEC has an alarm message to send, any one of the RMCs can undertake to send the SMS. The order of contacting each RMC is user configurable. Should the first RMC is busy processing other alarms, the second RMC will deliver the alarm. This ensures the alarm SMS get sent out in the shortest possible time, minimizing delays. It is also a way of providing redundancy and preventing "single point of failure" situation. RMCs and WECs' continuously monitor each other's presence. Should any device 'goes missing' SMS will be send out to users.
Multiple Message Master to one or more WEBIO
* PBNet is a simple TCP/IP socket layer messaging protocol designed for WEC and RMC to talk to each other.
When the monitoring points required exceeds what RMC is able to provide, WEC is added to increase the number of IO points. WEC monitor digital and analog inputs connected to various equipments, much like what RMC does. Whenever any alarm condition is detected, WEC send the alarm information to RMC over the Ethernet network using PBNet* protocol. Thereafter, RMC relays the alarm to users via SMS. RMC acts as a SMS gateway. WEC also periodically checks for any incoming SMS received by RMC. If the SMS is relevant to the said WEC, it will process it and action taken upon. In theory, RMC can support a very large number of WEC on the same network. However there are practical limits and considerations.
Single Message Master to one or more WEBIO
This setup is a simple way of expanding the number of monitoring points. Each controller is responsible for monitoring its own inputs and send SMS. They work independently. Additionally, they monitor each other's operating status. In the remote possibility of one RMC failing, the remaining ones will send SMS alert to users reporting the failed device
Multiple Message Master
WEB IO series of digital input devices is specifically designed for use with Message Master 4000 (MM4K). It expands the input/output points of MM4K, allowing monitoring of multiple equipments. More than one WEBIO can be connected on the same network as the MM4K. Communication of data between WEBIO and MM4K is through PBNet over TCP/IP protocol.
Message Master 4000, WEC1. Oversee your critical device via SMS.
Package: | Firmware loaded, Modem build-in, Power Adaptor, Ethernet cable, Slot Screw Driver, User's Manual |
Supply Ability: | 500 Set/Sets per Month |
Minimum Order Quantity: | 1 Piece/Pieces |
Payment Terms: | L/C,T/T,Western Union,MoneyGram,Credit Card |
Model Number: | WEC1 & WEC2 |
Brand Name: | PICOBOX |
Place of Origin: | Singapore |
BL190 Modbus TCP Combined IO provides 26 IO board options, including digital input/output, analog input/output, thermocouple and resistance temperature detection, etc., which can be combined into more than 10,000 models to meet a variety of application scenarios, and you can ...
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