Cytech KP04A Manual - Page 2

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Specifications
Dimensions: 89 x 160 x 31 mm. Carton 92 x165
x45 mm
Weight: 177 g
2 lines by 16 character LCD with adjustable
backlight.
Power Supply: 12V DC from Comfort System
Current Consumption: 50 mA idle (No voice)
Comfort IR codes received: RC01 codes
Speaker for announcement, intercom , messages.
Microphone for recording and Intercom
Up to 8 Keypads (KP04/KP05, KP06/ KT03)
System Requirements
Comfort II Controller firmware 7.061 & above
Contents
KP04A keypad
2 wall plugs and screws for mounting.
3 x 2 way removable terminal blocks
Connections to Comfort
JP1 – 12V/COM Connected to 12V/COM (Comfort)
JP2 – KA/KB. Connected to KA/KB (Comfort.)
JP3 – VOICE/MIC Connected to KP VOICE/MIC
(Comfort)
LEDs on PCB
D15 (Red) - RS485 reply to poll.
D16 (Green) - RS485 Poll by Comfort
Both D15 and D16 should be blinking when
communicating wth Comfort.
Cables
Shielded twisted 4-pair cable advised for wiring
between Comfort and keypads to avoid interference
from mains wiring and electrical appliances to
Microphone signals.
Jumper Settings
None - all settings using Setup.