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Teledyne 7500ZA - Infrared Gas Analyzer User Manual

Page 35

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NDIR Gas Analyzer

Instalation

Teledyne

Analytical

Instruments

19

(4) Contact input/output (DIO): digital input/output connector
(DIO 1 to 3)

Contact input signal : Voltage is applied from the external 12 to 24 V

DC, max 15mA.
Photo-coupler isolation (from each DI and
ground)

Contact capacity :

C contact relay output 24V/1A AC/DC
resistive load