The Norris NSD Series Nurse call system is a very simple user friendly system for both staff and patients and can be easily installed to existing wiring. Its simplicity is achieved by the simple room identification numbers & symbolic representation of the call with illuminated graphics. Buzzer gives an audible identification for each call .Silence button is provided for controlling the buzzer functions. Advanced micro controller based technology provides a 24x7 fail proof operation.

The Display units give a clear indication of the call, location and the identity of the caller, together with audible indication of the call , giving the staff manager total control over every situation that arises within the hospital.

A push switch control unit is needed for every individual call location on the system. Every unit features , multi-coloured graphical representation showing the status of the call with two bed side cords in a single unit thus achieving the cost reduction instead of installing two separate call stations. We can make & cancel the call though the illuminated membrane tactile switch/Bed side controller switch .Tactile switch giving a feel on the finger during every press. Multi colour illumination gives the visual status of the switch in every press.

Blue code switch is necessary for all the rooms .It will assist the patient's by standers by simple press operations .By its name 'Blue code' it glows blue in normal operation. While pressing , it goes to breathing/blinking mode as per client requirements .

A staff can cancel the call by pressing the cancel switch .Multi colour illuminated membrane switch performs its operations by changing the colour during every status change with tactile feel in every press.

Advanced LED array technology with 3 separate colour indication for different style of operations from the patients room. This unit is installed over the door and giving the indications representing the status of the call.

Pull cord unit is used in every toilet/bathrooms. In this switch unit have a pull cord with a pull for help indication tag. Its operation is very simple by pulling the tag. It has an illuminated symbolic representation showing the switch status.

This unit installed in the ward nurse room shows the pending calls in the nurse station in graphical representation with change in colour. It will create a buzz sound for every calls from the patient's room. Silence button helps the staff to silence the alarm .A mute key is also provided to mute the buzzing sound permanently. Both the switches are multi coloured and changes its colour showing its status in every press.

It has a dedicated constant current & voltage charging circuitry with batteries. It ensures an uninterrupted operation of the entire system during power failure condition.