Installation guide

Appendix C: Wiring and Electrical Connections
22-12 SkyView System Installation Guide - Revision R
SV-EMS-221 D37
Pin
EMS 37-pin Harness Wire
Color
Sensor (with Dynon part number if
applicable)
12
Yellow
Flaps position potentiometer
13
Black
Available ground
14
Yellow
Fuel flow (100403-003)
15
Red
Fuel flow power (100403-003) / Oil
pressure (Honeywell and Rotax P/N
456180 only) sensor power
16
Black
Available ground
17
Black
Available ground
18
White/Red
Manifold Pressure Sensor Power (+5 volt)
/ Kavlico Pressure Sensors
19
White/Black
Return fuel flow (100403-003)
20
Orange/Brown
Fuel level left (resistive)
21
Orange/Blue
Fuel level right (resistive)
22
Purple/Yellow
Not connected
23
Purple/Green
Elevator position potentiometer
24
Orange/Green
Ammeter shunt + (100412-000)
25
Orange/Purple
Ammeter shunt -
26
Green/Red
Not connected
27
Open
RPM Signal to Rotax 912 iS Prop
Controller (optional)
28
Open
NOTE: Must be grounded to common
ground with Prop Controller
29
Yellow/Green
Optional External Alarm Light
30
Black
Not connected
31
White/Orange
Not connected
32
White/Green
Not connected
33
White/Blue
Not Connected
34
Blue
Not connected
35
Green
Not connected
36
Blue or Unwired
CAN High from 912 iS ECU
37
Green or Unwired
CAN Low CAN High from 912 iS ECU
Table 75 - SV-EMS-221 Male D37 Transducer Connector
SV-EMS-220/221 Female D25
Thermocouple Connector Pin
EMS 25-pin
Thermocouple
Harness Wire Color*
Description
1
Do Not Connect
Do Not Connect
2
Red
CHT6 RED
3
Red
EGT6 RED
4
Red
CHT5 RED