Simrad GI51 Gyro Interface
10
20221594 / Cb
3.2
Terminal description
TB1, Power
PW
R
-
+
Used for power connection when GI51 is not powered by
Robnet.
When power is connected to TB1 in a Robnet system, GI51
will continue to output gyro heading even if the autopilot is
turned OFF.
TB2, Sin/Cos Out
SI
N/COS
Cos
Sin
APGND
V/2
AP+
Used for heading output to certain models of Simrad
autopilots (AP200 series, AP45, AP9).
TB3, Synchro In
R2
SYNC
H
R
O
S2
S3
S1
R1
Used for connecting gyro compasses with synchro output.
Refer
, page 4 for signal specification.
TB4, NFU
Enable
Port
Stbd
+12V
NF
U
Used for connecting a remote Non Follow Up lever. Rudder
command or course change will be sent to the autopilot via
Robnet.
Simrad S9 lever also enables remote auto/NFU mode
switching.
TB5, Step Out
Step 2
Step 3
Step 1
STEP OU
T
Com
Used for operating heading repeaters with step input.
Note!
Step signals only for electronic interface, not for step motors!
See TECHNICAL SPECIFICATIONS, page 17.
Summary of Contents for GI51
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