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KNozz Hardware Specification

Function Parameter Specification
Inputs Number
Type
Resistor Divider
Formula
Filter Cap, Tau
VRef
ADC
2 Analog Inputs
Themistor 100K ohm type
10K ohm 1%
ADC = 10K / (10K + Rin) * 4095
0.1uF, RC = 1 millisecond
3.3V +/- 1%
12-bit
Outputs Number
Type
Max Current
Max Voltage
On Resistance
2 FET Outputs (NPN Type)
Full Opto Isolation
20 Amps
48V
2.1 milli ohms
Analog Number
Input Supply Range
Output Impedance Response
Tau
1 Fully Isolated Output
5-30V
<1K ohm
10ms
Connectors JP1 Aux Bus to KFLOP
J1 - Bed Heat Element
J2 - Nozzle Heat Element
J3- Analog
J4 - Thermistors/VRef
16 pin Header (IDC 0.1 inch pinch)
4 pin Pluggable Term 5mm Amphenol-FCI TJ04715000J0G
4 pin Pluggable Term 5mm Amphenol-FCI TJ04715000J0G
4 pin Pluggable Term 5mm Phoenix Contact 1934887
4 pin Pluggable Term 5mm Phoenix Contact 1934887
Logic Supplies Voltage VDD5
Max Current
+5V ±10% (supplied by KFLOP)
0.1 Amps
Environment Operating Temperature
Storage Temperature
Humidity
Lead
0-40° C
0-40° C
20-90% Relative Humidity, non-condensing
Lead Free RoHS
Dimensions Length
Width
Height
2.0 inches (50.8mm)
4.5 inches (114mm)
0.75 inches (19mm)