Pike/stingray gof connectors, Pike/stingray voltages, Guppy voltages – Allied International Home Security System User Manual

Page 15

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Safety instructions

Hardware Installation Guide V2.0.0

15

PIKE/STINGRAY GOF connectors

PIKE/STINGRAY voltages

The inputs can be connected directly to +5 V. If a higher voltage is used, an
external resistor must be placed in series. Use at +12 V a 820

Ω resistor and

at +24 V a 2.2 k

Ω resistor.

GUPPY voltages

Caution

a

Special warning for all PIKE/STINGRAY models with GOF
connectors:

GOF connectors are very sensitive. Any dust or dirt may
cause damage.

•

Always keep the GOF connector and optical fiber plug
clean.

•

If GOF connection is not in use, keep GOF dust cover on
the GOF connector.

•

Reduce mating cycles to a minimum to prevent abra-
sion.

•

Please note that optical fiber cables have a very limited
deflection curve radius.

Caution

a

PIKE/STINGRAY

Voltages above +45 V may damage the optical coupler.

Caution

a

GUPPY

If using voltages higher than + 5 V the input of the cam-
era will be damaged.

To avoid damage of the input, use an external resistor in
series (outside of the camera).

Recommendations for resistors by voltages higher than + 5 V:

•

Use at +12 V a 18 k

Ω resistor.

•

Use at +24 V a 47 k

Ω resistor.

For details see

Figure 1: Input block diagram (GUPPY)

on

page 16.

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