Rockwell-automation 1790D-XXXX DeviceNet Analog Base Terminal Block Co Manual de usuario descargar pdf (Pagina 19)

19

Publication 1790-IN002B-EN-P - April 2003

4 Channel Analog Voltage Input Module Specifications

1790D-TN4V0

Inputs per module 4 channel single-ended, non-isolated

Input Voltage 0-10V

Resolution 12 bits-unipolar

1/4096 maximum

2.44mV/bit

Converted Data Binary data

0000 to 0fff (max scale)

Conversion Time 10ms/channel

Overall accuracy 0.2% Full scale @0°-55°C

Calibration None required

Input Impedance 500K

Ω minimum

Insulation Resistance 20M

Ω minimum @ 250V dc (between insulated

circuits)

General Specifications

DeviceNet Power Supply voltage - 24V dc nominal

Voltage range - 11-28.8V dc

Power dissipation - 1.2W maximum @ 28.8V dc

Field Power Supply Voltage - 24Vdc nominal

Voltage Range - 21.6-26.4V dc (+

10%)

Power Dissipation - 1.5W maximum @26.4V dc

Isolation I/O to logic: photocoupler isolation

Isolation voltage: Type Test 1250V ac rms for 60

seconds

DeviceNet to logic: non-isolated

Field power: non-isolated

Indicators 4 red/green I/O status

Wiring Terminal block connector

screw torque: 7 inch pounds maximum

IMPORTANT: This analog base module can accommodate a maximum of two discrete

expansion modules.

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