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5406323-REV C 1/22
Potter Electric Signal Company, LLC • St. Louis, MO • Phone: 800-325-3936 • www.pottersignal.com
INSTALLATION MANUAL: IDC-6 INITIATING DEVICE CIRCUIT EXPANDER
Before connecting a device to the RS-485 connection, take the following precautions to prevent potential damage to the
RS-485 connection.
• Power to the RS-485 connection is removed.
• Field wiring on module is correctly installed.
• Field wiring has no open or short circuits.
3. TECHNICAL SPECIFICATIONS
P-Link Standby Current
20 mA
P-Link Alarm Current
20 mA
IDC PWR Standby Current
30 mA (maximum Standby)
IDC PWR Alarm Current
270 mA (maximum Alarm)
Input Zone Wiring Resistance
100 ohms max
Input Zone Capacitance
1 mF max
Input Zone Short Circuit Current 47 mA
Operating Temperature Range
32° to 120°F (0° to 49° C)
Operating Humidity Range
10%-93% (non-condensing)
Max no. of IDC-6 Expanders
31
Dimensions (WxHxD)
4" x 6" x 1 5/8"
Note:
IDC PWR can be provided by any fire listed source. Power must be 16 VDC- 33 VDC, and must be power limited.
4. INSTALLATION
The IDC-6 is connected to the fire control panels using a 4-wire RS-485 connection. The connection is power limited
and supervised. The IDC-6 must be mounted in either a compatible fire alarm panel, the PSN-1000, or within 20 feet of
the panel or power supply using the AE-2, AE-8, or the AD-14 expander cabinet. Each card is mounted to the exclusive
Stacker Bracket for secure and accessible mounting.
The wiring diagrams shown below illustrate how to wire a IDC-6 as Class B and Class A.
FIGuRE 3. CLASS B P-LINK AND IDC POWER WIRING
