Parameters – Oracom PROFI MX160 User Manual

Page 13

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background image

Terminal UP

this clamps pair is not used

+

+

+

+

+

+

+

+

+

–

–

–

–

–

–

–

–

–

A OUT

A IN

D OUT

D IN

UP

1

1

1

1

0

0

0

0

Fig. 3.6: Description of analog and digital inputs and outputs

3.4.2. Parameters

Tab. 3.5: Table of digital and analog input and output parameters

passive

2 × optically separated
digital output

•

bipolar SSR switch design

•

voltage for supplying load max. 30 V DC, 24 V AC

•

switched current typically 300 mA

•

resistance in on state max. 1 Ω

•

protection against current overload in on state

•

protection against overvoltage in off state

passive

2 × optically separated
digital input

•

passive optical element design

•

input voltage 0–2,3 V will be evaluated as log. 0

•

input voltage 2–30 V will be evaluated as log. 1

•

max. value of input voltage 30 V

active

2 × optically separated
analog output

•

current source 4–20 mA

•

load resistance max. 250 Ω

•

settings accuracy better than 0.1 %

passive

2 × optically separated
analog input

•

sensitivity 0–20 mA (or after sw configuration 4–20 mA)

•

accuracy of measured values better than 0.1 %

•

input resistance 60 Ω

•

no protection against current overload

•

max. value of input current 50 mA

Analog inputs 0 and 1 have connected terminals - (minus), which are galvanically separated from the
modem GND.

13

© RACOM s.r.o. – Wideband modems – PROFI MX160

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