Bnc Connectors; Ext In (External Input); Table 2-3 Ext In Connector Pinout - Elgar SW 5550AE Operation Manual

SW 5550AE • SW 3700AE • SW 1850AE
2.7.1

BNC Connectors

The diagram below illustrates the signal and return connections. Refer to Figure 2–3,
Items 1 and 2.
2.7.2

EXT IN (External Input)

Refer to Figure 2–3, Item 3.
PIN #
1
2
3
4
5
6 through 9
10
11
12
13
14 and 15
Operation Manual
MNEMONIC
SHIELD
SHIELD
SHIELD
SHIELD
SHIELD
Not Used
EXT_IN_A
EXT_IN_B
EXT_IN_C
EXT_RETURN
Not Used
Table 2–3 EXT IN Connector Pinout
LEVEL
CHASSIS
CHASSIS
CHASSIS
CHASSIS
CHASSIS
Not Used
±7.25 Vpeak
DC to 500 Hz, ≥30 kΩ
±7.25 Vpeak
DC to 500 Hz, ≥30 kΩ
±7.25 Vpeak
DC to 500 Hz, ≥30 kΩ
±20 Vpeak
WRT CHASSIS GROUND
Not Used
Installation
2-7