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Download Bogen ZPM-9 Specifications
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13 K3 RI R R T T TI GS +TB -TB NRC1 NRC2 NRT NRR EM1 EM2 K2 1.5 50V + K2 300 300 300 BGM VOL .68 .01 TBIA TBOA TBIB TBOB POA POB POA POB BMOA BMOB BMBA BMBB .68 .01 300 PIA PIB 10K K2 K3 + 1.5 50V 300 TALK BAT SEL 300 TALK BAT SEL K3 K3 K3 K2 K2 BMSB BMSA K4 Z1A Z1B TONE GENERATOR DTMF DECODER NIGHT RING TRIGGER AND RING DETECTOR K5 Z2A Z2B NIGHT RING VOL TONE VOL K6 Z3A Z3B LOOP CURRENT DETECTOR K6 K4 K2 VOLTAGE REGULATOR MT1 MT2 K13 K5 K3 K1 -24V +24V +24V MUTE CONTACT NCB CMB NOB K1 NCA CMA NOA NOTES: 1. ALL RELAYS SHOWN IN “ON HOOK” (HOLD) STATE. 2. EXTERNAL CONTACTS (K1) REVERSE STATE WHEN UNIT GOES OFF HOOK, AND DURING NIGHT RING AND EMERGENCY/SHIFT CHANGE FEATURE OPERATION. 3. K2 REVERSES STATE WHEN UNIT GOES OFF HOOK. 4. K3 REVERSES STATE WHEN PAGING TO A TALKBACK ZONE. 5. MUTE CONTACT (K13) IS NORMALLY CLOSED EXCEPT DURING TALKBACK ZONE ACCESS. 6. K4-K12 REVERSE STATE WHEN THAT CORRESPONDING ZONE IS ACCESSED. 7. UNIT BECOMES ACTIVE WHEN LOOP CURRENT DETECTOR SENSES CURRENT FLOW INTO THE RI TERMINAL, OR WHEN NIGHT RING OR EMERGENCY/SHIFT CHANGE FEATURE IS ACTIVATED. MICROCONTROLLER BATTERY BACK-UP BACK-UP RESET Figure 13 – ZPM3 Functional Block Diagram K1 EXTERNAL CONTACTS
