SRC Service Manual
Revision 02
Aug 2007
Page 23 of 56
4.3.2 Outputs
All outputs are digital.
Digital Outputs (J1 & J3)
J1 1
Common
J1 4 NO1
Compressor Contactor (KM1)
J1 6 C4 Alarm
(Common)
J1 7 NO2
“Dryer On” Relay (KA2)
J1 9 NO4 Alarm/Warning
(N/O)
Contact
J1 10
NO3 Drain
Solenoid Valve (YV1)
J1 12 NC4
Alarm/Warning (N/C) Contact
4.3.3 Electrical
Specifications
Power Supply
24 Vac ± 20%
Temperature Sensor (B1 & B2) Reading Range
-10
o
C to +90°C ± 1°C
Input for High & Low Pressure & Remote On-Off
24 Vac
Output for Drain Level Sensor
5Vc.c. - 15mA
Output to KM1, YV1 & KA2
V
max
30Va.c. - I
max
1A
Output for Alarm/Warning
V
max
30Va.c. - I
max
1A
4.3.4 User
Interface
On – Off
Switch
Energy Saving Indicator
Digital Display
Control Buttons
The main control panel of the dryer consists of:
•
On/Off Switch with door block,
•
7-segment, 3-digit digital display,
•
4 LED Lights, and
•
4
Buttons.