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4

Important User Information

Solid state equipment has operational characteristics differing from those of 
electromechanical equipment. Because of this difference, and also because of 
the wide variety of uses for solid state equipment, all persons responsible for 
applying this equipment must satisfy themselves that each intended application 
of this equipment is acceptable.
In no event will OE Max Controls be responsible or liable for indirect or 
consequential damages resulting from the use or application of this equipment.
The examples and diagrams in this manual are included solely for illustrative 
purposes. Because of the many variables and requirements associated with 
any particular installation, OE Max Controls cannot assume responsibility or 
liability for actual use based on the examples and diagrams.
No patent liability is assumed by OE Max Controls with respect to use of 
information, circuits, equipment, or software described in this manual.
Reproduction of the contents of this manual, in whole or in part, without written 
permission of OE Max Controls is prohibited.
Throughout this manual we use notes to make you aware of safety 
considerations.

Identifies information about practices or 
circumstances which may lead to serious personal 
injury or death, property damage, or economic loss.
 

Identifies information that is critical for successful 
application and understanding of the product.

Identifies information about practices or 
circumstances that can lead to minor personal 
injury, property damage, economic loss, or product 
malfunction. However, depending on situation, 
failure to follow the directions accompanying this 
symbol may also lead to serious consequences.

WARNING

IMPORTANT

ATTENTION

Summary of Contents for NX7-28ADR

Page 1: ...e 8 Cables 8 Hardware Features 9 Specifications 10 General Specifications 10 Power Supply Specifications 10 Performance Specifications 11 Input Specifications 12 Output Specifications 13 Communication...

Page 2: ...r liability for actual use based on the examples and diagrams No patent liability is assumed by OE Max Controls with respect to use of information circuits equipment or software described in this manu...

Page 3: ...orm a special operation during run such as program editing operation control or forced output make sure to perform it after ensuring safety Do not connect an external device or a hand held programmer...

Page 4: ...25 in Input output and communication cables should be separated from power cables Give at least 200 mm space between them Otherwise generated noise may cause product malfunction We recommend installib...

Page 5: ...ause they melt deform or discolor PCB boards Precautions for use of power Run your PLC system only after the I O devices and motor devices have started For example first power on in the PROG mode then...

Page 6: ...t NX7 48DDR 28 point dc input 20 point relay output NX7 48DDT 28 point dc input 20 point transistor output Catalog number Input power I O specifications Remarks NX7 28EDR 24V dcb power supply 16 point...

Page 7: ...connections etc 2 Off Disables termination for RS 485 communication On Enables termination for RS 485 communication COM1 RS232C RS485 9pin female D Sub 24V dc auxiliary output Panel fixing hole Batte...

Page 8: ...or 10 min Dust condition No conductive dust Chemicals No cutting oil and organic solvents Corrosive gas No corrosive gas Shock immunity 98m S2 or more 4 times X Y Z each direction Grounding Class 3 gr...

Page 9: ...Counter TC or TIM 256 channels Timer Counter Set value range 0 to 65535 Timer 0 01 second TC000 to TC063 64 channels 0 1 second TC064 to TC255 192 channels Counter TC000 to TC255 256 channels Data re...

Page 10: ...ange 10 8 to 26 4V Max input current 10 mA or less Min On voltage current 10 0V or more 3 0 mA or more Max Off voltage current 5V or less 0 6 mA or less Input impedance Approx 3 6 K Response time Off...

Page 11: ...dc Load voltage range 85 to 264V ac 10 to 30V dc Max load current 2A per point 6A per common for 6 points Response time Off On 10 ms or less On Off 10 ms or less Surge absorber Not applicable Interna...

Page 12: ...dc Polarity common Sink type NPN Max load current 0 4A per point 1 0A per common Max inrush current 3A 10 ms or less Off state leak current 100 A or less Respons e time Off On 1 ms or less On Off 1 ms...

Page 13: ...ex asynchronous polling Data bit 8 bits Parity None Stop bit 1 bit Communication distance RS 232 15 m or less RS 485 1 2 Km or less Termination resistance COM1 adjusted by the internal DIP switch COM2...

Page 14: ...ase and expansion 48 points Installation Dimensions 28 points 48 points 100 mm 90 mm 79 0 mm 35 mm DIN rail mounting holder 76 6 mm 146 mm 90 mm 100 mm unit mm 146 0 mm 81 0 mm 31 9 in 9 5 3 0 87 0 mm...

Page 15: ...act defects leading to product damage or personal injury Make sure to disconnect power to the controller system before performing installation wiring maintenance and cleaning Never touch the power ter...

Page 16: ...tance or Class D grounding to prevent voltage mixing between the frame ground and the power input terminals Ground the frame ground terminal with a dedicated Class 3 100 or less of ground resistance o...

Page 17: ...NX7 Installation Instructions OE MAX Controls www oemax com Copyright 2004 OE MAX Controls...

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