The Call Key Box is an associative equipment for Handset station or Desk mounting station or Pilfer proof station in the Plant communication system to select the required zone for communication. The call key box is a compact Wall or Column mounting type sleek in size and made up of Fiberglass material (FRP). It provides the link between the user of Plant Communication System and Main control Exchange which will be located at the Control room. The unit used to select and send the Group selection data from field stations to the Central Control Exchange.
Specifications
- Model: CKB 09
- Make: HEI
- Operating Voltage: 12V DC derived from the PSU of Central Control Exchange
- Body: 3mm thick FRP Material
- Seal: Tongue and Groove system
- Gasket: Endless Polyurethane Foam Gasket
- Color: AM Grey Pigment
- Class of Protection: IP 65
- Mounting Type: Wall / Column mounting type
- Weight: 2 kg Approx
- Dimensions: 215mm (H) x 295mm (W) x 115mm (D)
- Cable Entry: Through 19mm Cable Glands
- Indicators: 5mm Red LED for Group selection Indication and Green LED for All call Indication
- Front Panel Switches
- Switches:
- Press to ON switches for group selection
- Master Switch
- All call Switch
- Inter Zone Party Selector Switch
- Intra Zone Party Selector Switch