The SWS 457 Series manufactured by SIMEX is a type of an indicator that is used to present numerical values cited by RS-485 link. This device is incorporated with an LED 4-digit display value that comes with a 9-step adjustment of colours and 8-step adjustment of brightness. It is designed with a 4-button keyboard that is used for programming the basic settings.
The SWS 457 indicator has an ingress protected case wall-mount state of IP-65. It can works with a standard operating temperature ranging from 0°C up to +50°C.