SATEL ACU-220
5
LEDs indicating the state of outputs:
OFF – open,
ON – shorted to common ground.
antenna 1 (printed on the electronics board and designated as AN1).
tamper
switch.
LED indicating the status of communication with the control panel:
ON – no communication with the control panel,
flashing – communication with the control panel OK.
RS-232 port (TTL standard).
3.1 Terminals
TPR
- OC type output indicating tamper of the controller or any wireless device.
CON
- OC type output indicating loss of communication with wireless devices.
JAM
- OC type output indicating jamming of radio communication.
LBA
- OC type output indicating problems with power supply of wireless devices:
low battery in a battery-operated device,
AC mains loss (ACX-220 expander supplied from a power supply unit
connected to the APS connector / ARU-200 radio signal repeater),
low battery or missing battery (ACX-220 expander supplied from
a power supply unit connected to the APS connector / ARU-200 radio
signal repeater),
overload of the power supply unit connected to the APS connector of
ACX-220 expander.
OUT1…OUT8
- OC type output indicating the status of wireless devices or controlled with
keyfobs.
AR1…AR4
- input for controlling operation of wireless devices.
COM
-
common
ground.
+12V
-
power
input.
CKM
- keypad bus clock.
DTM
- keypad bus data.
CKE
- expander bus clock.
DTE
- expander bus data.
A RS485 B
- terminals provided for future applications (RS-485).
TMP
- tamper input (NC). Connected in parallel with the tamper switch.
If the controller is installed in the enclosure in which tamper switch is open, and the
enclosure tamper switch is not to be connected to the tamper input, connect the TMP
terminal to the COM terminal of the controller.
3.2 DIP-switches
Using the DIP-switches, you can:
define the controller operating mode,
select the transmitting antenna,
