Elkron MEDEA, Installation Manual, Page: 25 / 96

MEDEA Installation Manual 23
CPU BOARD LAYOUT KEY
A
OPER GREEN LED
On = Normal operation
Off = Board not working
Flashing = System start
R**
+ Power positive (13.8
V
⎓
)
COM
GREEN LED
On = Board not working
Off = Board not working
Flashing = Normal operation
A Data transmission/reception BUS A
+3V3
RED LED Logic present power (+3.3 V
⎓
)
B Data transmission/reception BUS B
CLOUD GREEN LED
On = Cloud connected
Off = No connection to the Cloud
- Power negative (GND)
RUN
RED LED
On = Control unit not working
Off = Control unit not working
Flashing = Normal operation
S
+ Power positive (13.8
V
⎓
)
B PWR RED LED
Board power supply present (14.4m
V
⎓
)
A Data transmission/reception BUS A
C
SW2-1
DIP switch ON = Maintenance in progress
DIP switch OFF = Normal operation
B Data transmission/reception BUS B
SW2-2
DIP switch ON = Reset codes
DIP switch OFF = Normal operation
- Power negative (GND)
SW2-3
DIP switch ON = Total reset
DIP switch OFF = Normal operation
T
SR Power output without back-up (14.4
V
⎓
)
SW2-4
DIP switch ON = Not allowed
DIP switch OFF = Normal operation
+V1 Power output positive (13.8
V
⎓
)
D RES Reset button if pressed for 5 sec -V1 Output power negative (GND)
E EXC Jumper inserted = Tamper bypassed NC1 Output 1 - relay, contact normally closed
F TAMPER Tamper connector NO1 Output 1 - relay, normally open contact
G
*
+ Power positive (13.8
V
⎓
) C1
Output 1 - relay, common contact
A Data transmission/reception BUS A U2
Output 2 - electric
B Data transmission/reception BUS B SAB SAB input - single-balanced
- Power negative (GND)
U
+V2 PrIO power positive (13.8
V
⎓
)
H
+BAT
Back-up battery connection cable 12
V
⎓
7Ah MEDEA /32 CPU
9Ah / 18Ah CPU MEDEA /64 and /160
-V2
PrIO power negative (GND)
-BAT IN1 Input 1, referred to positive
I
+PS Board power positive (14.4
V
⎓
) IN2 Input 2, referred to positive
-PS Board power negative (GND) IN3 Input 3, referred to positive
J USB-B
USB connector type B. For local connection of a PC
for programming
IN4 Input 4, referred to positive
K
*
USB-A
USB type A connector. For the connection of a USB
memory device for software updates
IN5 Input 5, referred to positive
L LAN
RJ45 connector. For connecting the control unit to a
LAN or modem/router
IN6 Input 6, referred to positive
M OPTO1 Connector for optional interface
V
*
+V2 PrIO power positive (13.8
V
⎓
)
N OPTO2 Connector for optional interface -V2 PrIO power negative (GND)
O OPTO3 Connector for optional interface P7 PrIO 7 - programmable input/output
P Bus RED LED Flashing = Bus communication P8 PrIO 7 - programmable input/output
Q
*
BATT
Clock-calendar back-up battery
Table 11 - MEDEA CPU elements
* CPU MEDEA /64 and MEDEA /160 CPU only
*For connection of the ER700-RF wireless expansion interface