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With this equipment is possible to controlate from a FM local station, a large list of municipal services like switch on or switch off urban lights (total or sectors, alternately, to safe energy, etc.), to check semaphores, to activate municipal or road labels with messages for the inhabitings, drivers, to know about free parkings, to activate water pumps, ornamental springs, .... To install this system isn´t necessary to twist the streets. This system is active in all FM station covering. |
MAIN
CHARACTERISTICS
| · FREE SUBCARRIER : 57 KHz ± 6 Hz. |
| · SUBCARRIER SYNCHRONIZED WITH MPX : In phase with the 3rd harmonic MPX pilot signal 19 KHz ± 10º. |
| · SUBCARRIER MODULATION : BPS / DSB. |
| · SUBCARRIER INSERTION : 2,7% MPX MAXIMUM LEVEL. |
| · INSERTION SYSTEM (MPX + RDS) : Pasive, no MPX affectation (even unplugged the CODER supply). |
| · MPX ACCEPTED LEVELS : 3,5 Vpp. |
| · RDS DATA : EBU / UER 3244-EN 50067 rules. |
| · DATA
REPROGRAMMING: Own port : RS-232
SPB-490 port : RS-232 |
| · GENERATED RDS LINES : 0A - 2A - 4A. |
| · INSERTABLE SPB-490 RDS LINES : All less 0A and 0B. |
| · CLOCK FREQUENCY : 1.187,5 Hz. |
| · RDS FUNCTIONS : PI - PS - TP - TA - PTY - DI - M/S - AF - RT - CT (All through SPB-490*). |
| · MEMORY AREAS : 2 groups in 8 areas. |
| · ACCESS FUNCTIONS CHANGES : 2 (TA-PS front and rear). |
| · CLOCK PRECISION IN LIFE TIME : max. ± 1 min./year. |
| · SEQUENCIAL INDICATORS (PS) : Yes |
| · RDS DATA STORAGE : Microcontroller non volatile memory. |
| · FUNCTIONS DISPLAY : LCD |
| · SUPPLY : 115 - 230V. c.a. |
| · STANDARD 19" RACK : 1U (44mm) and 285mm deep + handles. |
| · SPECIAL CHARACTERISTICS : Telecommand 2 external circuits through SPB-490 orders |
* Because the SPB-490 is an universal protocol, the attached SPB-490 orders permitt to modify the parameters available in the equipment.
