Central dispatcher control panel PD-4450
Descriptions
Scopes
Technical parameters
Descriptions
PD-4450 is designed for direct calling (by pressing one button) up to 50 subscribers of the operative and engineering communication network.
PD-4450 is able to support the system of call signals RSDT, BKG, it operates together with a route distributor, to which physical lines or VF channels are directly connected.
Assigning buttons to subscribers is programmed by the dispatcher.
For each button, the following is programmed:
- communication circle;
- communication type;
- subscriber code.
Scopes
- Direct call of fifty subscribers;
- Conference call of subscribers;
- Group call of subscribers (up to seven arbitrary groups in each circle);
- Pairing with additional sections.
The embedded microprocessor ensures:
- Automatic determination of the number of the contacting intermediate point;
- Increased stability of call signal frequencies;
- Generation of test signals for the entire system;
- Automatic diagnostics of dispatcher consoles.
Technical parameters
Number of communication circles | 4 |
Number of call frequency combinations per communication circle | 56 |
Including: | |
Number of call combinations for an individual call | 48 |
Number of call frequency combinations for a group call | 7 |
Number of call frequency combinations for a conference call | 1 |
Number of programmable direct call buttons | 50 |
Input levels of the communication circles | -13/0 dB |
Output levels of the communication circles | -13/+4 dB |
Input/output impedance | 600 Ohm |
Power supply voltage | 24 V |
Power consumption | 10 W |
Dimensions, WxHxD | 427x86x290 mm |
Weight | 5 kg |