Guralp Systems Limited
Fortis - Technical Manual
Section Index: 7.1 Fortis instrument connector 7.2 FortisPH instrument connector

Chapter 7. Appendix A – Connector pin-outs

7.1 Fortis instrument connector

This is a standard 26-pin military specification bayonet plug, conforming to MIL‑DTL‑26482 (formerly MIL‑C‑26482). A typical part-number is 02E‑16‑26P although the initial “02E” varies with manufacturer.

Suitable mating connectors have part-numbers like ***‑16‑26S and are available from Güralp Systems or directly from Amphenol, ITT Cannon and other manufacturers.

Pin

Function

Pin

Function

A

Vertical output: non-inverting

P

Calibration signal input

B

Vertical output: inverting

R

Calibration enable

C

N/S output: non-inverting

S

Sensitivity select 0 *

D

N/S output: inverting

T

Sensitivity select 1 *

E

E/W output: non-inverting

U

Centre

F

E/W output: inverting

V

not connected

G

not connected

W

Open loop

H

not connected

X

not connected

J

not connected

Y

not connected

K

not connected

Z

not connected

L

not connected

a

not connected

M

-V in (optional split power-supply)

b

0V in

N

Ground and casing

c

+V in

* see section 4.3 on page 10.

Wiring details for the compatible socket, ***‑16‑26S, as seen from the cable end (i.e. when assembling).

7.2 FortisPH instrument connector

This is a custom 32-pin plug with pin spacing and layout conforming to MIL‑DTL‑26482 (formerly MIL‑C‑26482). The GSL part number is ELM-32P-18FX+MEC-GEN-1002-32W.

Suitable mating connectors are only available from GSL as part of cable assemblies.

Pin

Function

Pin

Function

A

Vertical output: non-inverting

T

Sensitivity select 1 *

B

Vertical output: inverting

U

Centre

C

N/S output: non-inverting

V

not connected

D

N/S output: inverting

W

Open loop

E

E/W output: non-inverting

X

not connected

F

E/W output: inverting

Y

Digital ground

G

not connected

Z

not connected

H

not connected

a

not connected

J

not connected

b

0V in

K

not connected

c

+V in

L

not connected

d

not connected

M

-V in (optional split power-supply)

e

not connected

N

Signal ground

f

not connected

P

Calibration signal

g

not connected

R

Calibration enable

h

not connected

S

Sensitivity select 0 *

j

not connected

* see section 4.3 on page 10.

Wiring details for the compatible socket, MEC-GEN-2002-32W, as seen from the cable end (i.e. when assembling).