12530/12540 OWNER'S MANUAL
P/N 447203 Issue I II-10
Notification Appliance Circuits
• Four Class B, Style Y circuits
Convertible to Class A, Style Z circuits with optional adapter
• Expandable to 12 Class B, Style Y circuits
Convertible to Class A, Style Z circuits with optional adapter
• Power limited
• Supervised
• Maximum Standby Current: 3.4mA
• Alarm Voltage: 24 VDC nominal
• Maximum Alarm Current: 1.5 A
• Maximum Ripple: 1.5 VAC
• Maximum Loop Drop Voltage: 1.0 VDC
Status Relays
Includes alarm, supervisory, trouble, power failure and processor failure.
• Contact Rating:
2A, 30 VDC maximum, resistive
0.5A, 30 VDC maximum, resistive
• Contact Type:
Form “A” or “B” Contact for processor failure relay (jumper selected)
Form “C” Contact for alarm, supervisory, trouble and power failure relays.
RS485 Communications Circuit
• Power limited
• Supervised
• Voltage: 24 VDC nominal
• Current:
0.9 amp maximum for remote annunciators
• Maximum wire loop resistance: 25 ohms/line
• Communications: RS485
City Tie
• Reverse Polarity: Alarm with Trouble and/or Supervisory operation
Power limited
Supervised by receiver for short or open circuit.
Supervised by control unit for grounded circuit.
Voltage: 24 VDC nominal
Current: 0.014A maximum
Ripple: 1.5 VAC maximum
• Local Energy
Not power limited
Supervised for open or grounded circuit by control unit.
Voltage: 24 VDC nominal
Standby Current: 0.014A maximum
Alarm Current: 0.510A maximum
Ripple: 1.5 VAC maximum
Maximum wire loop resistance: 30 ohms
Trip coil impedance: 14.5 ohms
• Shunt
Not power limited
Contact Rating: 0.150A, 30VDC maximum, resistive
Maximum wire loop resistance: 6 ohms
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