Johnson Systems CD-3000 Series Retrofit Control System User Manual
Page 14
14
+12V
Overtemp
Input
Normally
Closed
Normally
Closed
Thermostat
Switch
Normally
Open
Thermostat
Switch
Overtemp
Input
Normally
Open
Common
Maintained
Normally
Open
Switch
Contact
Common
Fire
Alarm
Input
Maintained
Normally
Open
Switch
Contact
Common
Security
Alarm
Input
Maintained
Normally
Open
Switch
Contact
Common
Auxiliary
Input
+12V
100mA
Max
Open
Collector
Output
Over-Temperature Input (Normally Closed)
• Terminate (OVERTEMP INPUT (NORMALLY CLOSED))
on J18 connector.
• Disables all dimmer outputs when contact/switch is opened.
• Controlled via a maintained contact/switch to +12V.
• Connects to OEM wiring in Strand CD80
®
Supervisor (SV) racks
via the power connector.
Over-Temperature Input (Normally Open) (TS1)
• Terminate (OVERTEMP INPUT (NORMALLY OPEN) (TS1))
on J18 connector.
• Disables all dimmer outputs when contact/switch is closed.
• Controlled via a maintained contact/switch to low-voltage
common (COMMON).
• Connects to OEM wiring in Strand CD80
®
Supervisor (SV) racks
via the power connector.
• Optionally connects to OEM wiring in Strand CD80
®
AMX
or Advanced Electronic (AE) racks.
Connect to TS1 located on the upper left-hand side of the dimmer rack.
Connect COM, also located on the upper left-hand side of the dimmer
rack, to COMMON on the CD-3000 Backplane.
Fire Alarm Input (Normally Open)
• Terminate on J18 connector.
• Triggers selected channels to turn on when contact/switch is closed.
• Controlled via a maintained contact/switch to low-voltage common (COM).
• Programmed in the “F-ALARM” menu. See page 29 for details.
Security Alarm Input (Normally Open)
• Terminate on J18 connector.
• Triggers selected channels to cycle on and off at a 1 Hertz rate when
contact/switch is closed.
• Controlled via a maintained contact/switch to low-voltage common (COM).
• Programmed in the “S-ALARM” menu. See page 28 for details.
Auxiliary Input (Normally Open)
• Terminate on J18 connector.
• Triggers 1 of 20 presets when contact/switch is closed.
• Controlled via a maintained contact/switch to low-voltage common (COM).
• Programmed in the “AUX IN” menu. See page 28 for details.
Open Collector Output
• Terminate on J18 connector.
• Sink up to 100mA.
• Trigger Solid State Relays (SSR) or other external devices.
• Controlled via DMX and/or Analog Input 4.
• Programmed in the “OC MODE” menu. See page 28 for details.