SKG3 Gas Fired Humidifier
Installation Instructions and User Manual
46
Diagnostics Menu
Display
Description
Input Voltage:
Displays the analog inputs:
Input #1: Control setpoint input voltage
Input #2: Room humidity input voltage
Input #3: Duct humidity input voltage
Value indicated is in Volts.
If input signal is 4-20mA, the humidifier will convert it into voltage.
Digital Input:
Displays the digital inputs:
Input #1: High limit humidistat
Input #2: Pressure differential switch (fan proof)
Input #3: Interlock
Value indicated is On or Off.
Water Level Sensor:
Displays water level reading from electronic water level sensor for each module.
Value is indicated in Hz.
Burner Fan Speed:
Displays burner fan speed reading from electronic burner fan speed sensor for each
module.
Value is indicated in Hz.
DIAGNOSTICS
504
Burner Gas Valve
H1: OFF
H2: OFF
H3: OFF
H4: OFF
Burner Gas Valve:
Displays the state of the burner gas valve.
Value indicated is On or Off.
Foaming Probe:
Displays the conductivity value of the foaming probe. The lower the value, the more
conductive the probe.
Value indicated is a relative number from the minimum of 128.
Firmware Revision:
Displays the revision level of the program.
For information on troubleshooting, refer to the
Service and Troubleshooting guide
supplied.
DIAGNOSTICS
500
Input Voltage
Input #1: 7.15V
Input #2: 7.13V
Input #3: 7.14V
DIAGNOSTICS
501
Digital input
Input #1: ON
Input #2: ON
Input #3: ON
DIAGNOSTICS
502
Water Level Sensor
H1: 17598Hz
H2: 17550Hz
H3: 17585Hz
H4: 17601Hz
DIAGNOSTICS
503
Burner Fan Speed
H1: 0Hz
H2: 0Hz
H3: 0Hz
H4: 0Hz
DIAGNOSTICS
505
Foaming Probe
H1: 128
H2: 132
H3: 140
H4: 135
DIAGNOSTICS
506
Firmware Revision
SKG3000
Rev. 1.8
Sept. 2007