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Connector Reference
ECA Connector (160 pins)
The 160-pin connector available on the right side of the instrument, marked ECA, is specifically designed
by Eddyfi. For details about this connector, contact Eddyfi directly at
info@eddyfi.com .
ECT Connector (19 pins)
The ECT connector is used to hook up eddy current testing probes. The signals from the connector are
the eddy current generator outputs, the eddy current channel amplifier inputs, the multiplexing outputs,
and a DC power supply.
Table A–1 ECT connector data
Type 19-pin, female
Manufacturer P/N Fischer DBPU 1031 A019-130
Eddyfi P/N MACN4091
Suggested cable connector Fischer DBPU 1031 A019-142+
Eddyfi MACN0239
Table A–2 ECT connector pinout
Pin Signal Description
1 1WIRE_PROBE_ET_2 Probe Probe identification
2 GEN1_50_100 ECT1 eddy current generator output 1 50 Ω or 100 Ω
3 HSWAP_ET_IN_2 Automatic probe detection
4 GND Ground
5 GND Ground
6 GND Ground
7 GEN2_50_100 ECT2 eddy current generator output 2 50 Ω or 100 Ω
8 GEN1_OUT_2 ECT1 eddy current generator
9 GEN2_OUT_PSUP_2 ECT2 eddy current generator
10 OUT Reserved
11 IN1_P IN1 + input
12 IN1_N IN1 – input
13 IN2_P IN2 + input
14 IN2_N IN2 – input
15 IN3_P IN3 + input
16 IN3_N IN3 – input
17 IN4_P IN4 + input
18 IN4_N IN4 – input
19 OUT Reserved
I/O Connector (12 pins)
The I/O connector allows the instrument to send and receive various signals such as the acquisition start
and stop commands, the encoder and rotation synchronization signals, the relay outputs, etc.
Table A–3
I/O connector data
Type 12-pin, female
Manufacturer P/N Fischer DBPU 1031 A012-130
Eddyfi P/N MACN4090
Suggested cable connector Fischer S 1031 A012-142+
Eddyfi MACN0238