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SK2018 PCG(H)-V/P-AECM-001
F.
Control Specifications: Flexible Function PCB – NA-EC-W1 Control
F.1.
Features
Condensate management with valve protection and NC alarm contact.
Integrated fan relays for zone control applications.
ON/OFF thermostat input and low-voltage modulating fan speed input flexibility.
Simple error diagnostic and LED error display.
F.2.
I/O Port Definitions
I/O
Code
2-Pipe
4-Pipe
Analogue input
Coil temperature sensor AI1
Cooling / heating coil sensor
(Ti1)
Cooling only coil sensor
(Ti1)
Voltage input
High fan speed
H/G2
24VAC input signals from wired thermostat
Medium fan speed
M/G1
Low fan speed
L/G0
Phase
L
220V/1Ph/60Hz
115V/1Ph/60Hz
Neutral
N
Earth
GND
Signal Input
Modulating signal
AI2
Low voltage modulating signal input (standard 0~5VDC;
optional 0~10VDC)
Digital input
Programming interface
TTL
Low voltage digital signal input for board programming
Float switch
Float
Voltage-free (NC)
Voltage output
Water pump
WP
Voltage output (L)
EH relay
CN5
When EH signal input is powered ON and EC motor
RPM>300 RPM, EH output is turned ON.
EC motor
CN4
5-wire connection
Stepping motor
CN1-2
Low-voltage output
Digital output
LED display
X-DIS
Low-voltage output
Voltage-free output
Alarm
ALARM
Voltage-free alarm contact:
(a) Standard configuration is (NC).
F.3.
Onboard configuration
The PCB can be configured for different modulating signal inputs.
Refer to jumper configuration table below.
Code
State
Description
S1
Open
PCB configured for 0~5VDC modulating signal input.
S1
Closed
PCB configured for 0~10VDC modulating signal input.
S3
N/A
Reserved
S4
N/A
Reserved
Содержание SUPERIOR PCG-04-V
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