Moxa Technologies 331 Manual do Utilizador descarregar pdf (Página 11)

Moxa C Programmable RTU Controllers Introduction

1-7

Relay Outputs:

2 channels

Isolation:

3K VDC or 2K Vrms

Analog Input

Type:

Differential input

Resolution:

16 bits

I/O Mode:

Voltage / Current

Input Range: 0 to 10 V, ±10 V, ±5 V, 0 to 20 mA, 4 to 20 mA

Accuracy:

• ±0.1% FSR @ 25°C

• ±0.3% FSR @

-30 and 70°C

Sampling Rate:

W5348:

• All cha

nnels: 5 samples/sec

• Per channel: 1.25 samples/sec

Input Impedance:

200K ohms (min.)

Built

-in Resistor for Current Input: 102 ohms

Digital Input

Sensor Type:

Wet Contact (NPN or PNP) and Dry Contact

I/O Mode:

DI or Event Counter

Dry Contact:

•

On: short to GND

• Off: open

Wet Contact (DI to GND):

• On: 0 to 3 VDC

• Off: 10 to 30 VDC

Common Type:

4 points per COM

Counter Frequency:

25 Hz

Digital Filtering Time Interval:

Software selectable/Programmable

Digital Output

Type:

Sink

I/O Mode

: DO or Pulse Output

Pulse Output Frequency:

50 Hz

Over-voltage Protection: 45 VDC

Over

-current Protection: 2.6 A (4 channels @ 650 mA)

Over

-temperature Shutdown: 160°C (min.)

Current Rating:

200 mA per channel

DIO Output Leakage Current:

3.6 mA @ 24 VDC

Relay Output

Type:

Form A (N.O.) power relay

Contact Current Rating:

• Resistive Load: 1 A @ 30 VDC, 250 VAC, 110 VAC

Initial Insulation Resistance:

1000 m ohms (min.) @ 500 VDC

Mechanical endurance:

5,000,000 operations

Electrical endurance:

600,000 operations @ 1 A resistive load

Contact Resistance:

100 m ohms (max.)

Pulse Output:

0.3 Hz at rated load

Power Requirements

Power Input:

24 VDC nominal, 12 to 36 VDC

Power Consumption:

ioLogik W5348

-HSDPA-C:

• Always on: 196 mA @ 24 VDC

•

On demand: 189 mA @ 24 VDC

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