Rockwell-automation 1794-IJ2XT FLEX I/O Frequency Input Modules User M Instrukcja Użytkownika Pobierz pdf (Strona 66)

Publication 1794-6.5.11 - September 2011

56 Specifications

Output Specifications

(1)

Meets IEC 1A 24V DC output specifications.

Attribute Value

Number of outputs 2 – isolated

Output voltage source Customer supplied

Output voltage

min

nom

max

10V DC

24V DC

31.2V DC

On-state current, min 1 mA per output

On-state current, max 1.0 A per channel sourced out of module

Current Limited – All outputs can be On simultaneously

without derating

Surge current 2 A for 50 ms, repeatable every 2 s

Off-state leakage, max Less than 300 μA @ 31.2V DC

On-state voltage drop 0.9V DC @ 1 A

Output control Outputs individually assignable to:

Frequency, % Full scale or acceleration alarm

Output switching time Triggered by frequency alarm or acceleration alarm

Turn on: Less than 0.5 ms

Turn off: Less than 1 ms

General Specifications

Attribute Value

Module location Cat. No. 1794-TB3G and 1794-TB3GS terminal base units

External DC power

Voltage range

Supply voltage, nom

Supply current

(Input for +5V logic and 24V DC/DC converters)

19.2…31.2V DC (includes 5% AC ripple)

24V DC

220 mA @ 19.2V DC

180 mA @ 24V DC

140 mA @ 31.2V DC

Isolated DC power

Voltage range

Supply voltage, nom

Supply current, max

Peak AC ripple, max

(Output to sensors and encoders)

21.6…26.4V DC

24V DC

0…60 mA @ 24V DC

(4 devices @ 15 mA = 60 mA)

100 mV

Dimensions (with module

installed in base) HxWxD

94 x 94 x 69 mm

(3.7 x 3.7 x 2.7 in.)

Isolation voltage 50V (continuous), Basic Insulation Type

Type tested @ 1365V AC for 60 s, between field side

and system and individual channels

Processing time <4 ms

FlexBus current 30 mA @ 5V DC

1 2 ... 61 62 63 64 65 66 67 68 69 70 71 ... 86 87

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