21 Changi South Street 1 Singapore 486777 Phone: +65 65420833 Fax: +65 65426920
E-mail: [email protected] Website:
www.escoglobal.com/ductless
SERVICE SECTION
CHAPTER 2 – PRODUCT SPEC IFICATION
64
2.9 SENTINEL CONTROL SYSTEM
Note: This applies only for SPD
Mains Input Voltage: 100-240VAC
Mains Input Frequency: 50/60Hz
Sentinel® Control Input Voltage: 7.5VDC
Max input current: 500mA
Electromagnetic interference
Hardware requirement:
PSC, backward curve fan
Fluorescent light and ballast
Sentinel® Control, comprising of main board, relay board, interface board, and 1x16 LCD
screen
Airflow sensor, Input 12VDC
Temperature Sensor, Input 12VDC
Keypad and dual output SMPS
HARDWARE RESET
SW1
BATTERY BACKUP FOR
RTC (BT1)
JTAG CON J9
DB9 CON P1
(PIN1)
DIGITAL I/P CON
(J11-J12)
ANALOG I/P CON
(AIN1-AIN4)
LCD CON (J5) (PIN1)
RE LAY CON
(J8) (PIN1)
KEYPAD CON
(JP1) (PIN1)
SMPS I/P (PIN1)
+7.5V
JP5 (PIN1) self
powered
Top view of Sentinel® main board with components
Summary of Contents for ASCENT OPTI BASIC
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