Table of Contents
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Installation Instructions
DeviceNet Digital Base Terminal
Block CompactBlock LDX I/O
Catalog Numbers 1790D-T16BV0, 1790D-T8BV8V,
1790D-T8BV8B, 1790D-T0B16, 1790D-T0V16, 1790D-T0W6,
1790D-T8A0, 1790D-T0A6
Table of Contents
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Summary of Contents for Allen-Bradley DeviceNet 1790D-T16BV0
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Page 1: Table Of Contents
Installation Instructions DeviceNet Digital Base Terminal Block CompactBlock LDX I/O Catalog Numbers 1790D-T16BV0, 1790D-T8BV8V, 1790D-T8BV8B, 1790D-T0B16, 1790D-T0V16, 1790D-T0W6, 1790D-T8A0, 1790D-T0A6 Table of Contents Topic Page Important User Information Environment and Enclosure Prevent Electrostatic Discharge North American Hazardous Location Approval Before You Begin Install the Base Block Set the Node Address on the Base Block Mount the Optional Expansion Block... -
Page 2: Important User Information
2 DeviceNet Digital Base Terminal Block CompactBlock LDX I/O Important User Information Solid-state equipment has operational characteristics differing from those of electromechanical equipment. Safety Guidelines for the Application, Installation and Maintenance of Solid State Controls available from your local Rockwell Automation sales office or online at (Publication SGI-1.1 http://www.rockwellautomation.com/literature/) describes some important differences between... -
Page 3: Environment And Enclosure
In addition to this publication, see: • Industrial Automation Wiring and Grounding Guidelines, for additional installation requirements, Allen-Bradley publication 1770-4.1. • NEMA Standards publication 250 and IEC publication 60529, as applicable, for explanations of the degrees of protection provided by different types of enclosure. - Page 4 4 DeviceNet Digital Base Terminal Block CompactBlock LDX I/O WARNING: If you connect or disconnect the communications cable with power applied to this module or any device on the network, an electrical arc can occur. This could cause an explosion in hazardous location installations. Be sure that power is removed or the area is nonhazardous before proceeding.
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Page 5: North American Hazardous Location Approval
DeviceNet Digital Base Terminal Block CompactBlock LDX I/O North American Hazardous Location Approval The following information applies when Informations sur l’utilisation de cet operating this equipment in hazardous équipement en environnements dangereux: locations: Products marked "CL I, DIV 2, GP A, B, C, D" are suitable for Les produits marqués "CL I, DIV 2, GP A, B, C, D"... -
Page 6: Install The Base Block
6 DeviceNet Digital Base Terminal Block CompactBlock LDX I/O Install the Base Block To install the base block: • set the node address on the base block. • mount the base block. • mount the optional expansion blocks. • wire the terminal block. •... - Page 7 DeviceNet Digital Base Terminal Block CompactBlock LDX I/O Mount the Base Module Mount the base block to a panel or DIN rail. We recommend that you ground the panel or DIN rail before mounting the block. Dimensions 95 mm 44251 (3.74 in.) 41 mm...
- Page 8 8 DeviceNet Digital Base Terminal Block CompactBlock LDX I/O Mount on a Panel For panel mounting, use these steps. 1. Place the block against the panel where you want it mounted. 2. Gently pull and position the expansion cover to the left. 3.
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Page 9: Mount The Optional Expansion Block
DeviceNet Digital Base Terminal Block CompactBlock LDX I/O Mount the Optional Expansion Block To mount the optional expansion block, use these steps. 1. Mount the expansion block by connecting it to a previously-installed CompactBlock LDX I/O base or expansion block. 2. -
Page 10: Wiring The Terminal Block
10 DeviceNet Digital Base Terminal Block CompactBlock LDX I/O Wiring the Terminal Block WARNING: If you connect or disconnect wiring while the field-side power is on, an electrical arc can occur. This could cause an explosion in hazardous location installations. Be sure that power is removed or the area is nonhazardous before proceeding. - Page 11 DeviceNet Digital Base Terminal Block CompactBlock LDX I/O 1790D-T8BV8V Input/Output Base Block Wiring Diagram VDC OUT0 OUT2 OUT4 OUT6 GND OUT1 OUT3 OUT5 OUT7 44263 • For sinking inputs, wire COM to Field Power (-) GND. For sourcing inputs, wire COM to Field Power (+) 24V DC. Note that both COM are internally connected.
- Page 12 12 DeviceNet Digital Base Terminal Block CompactBlock LDX I/O 1790D-T0B16 Output Base Block Wiring Diagram OUT0 OUT2 OUT4 OUT6 VDC0 VDC1 OUT8 OUT10 OUT12 OUT14 OUT1 OUT3 OUT5 OUT7 GND0 GND1 OUT9 OUT11 OUT13 OUT15 44265 For sourcing outputs, wire V DC 0 and V DC 1 to Field Power (+) 24V DC, and •...
- Page 13 DeviceNet Digital Base Terminal Block CompactBlock LDX I/O 1790D-T0W6 Relay Output Base Block Wiring Diagram OUT0 OUT1 OUT2 OUT3 OUT4 OUT5 44266 NC COM0 COM1 COM2 COM3 COM4 COM5 NC • Wire V DC to Field Power (+) 24V DC. Wire GND to Field Power (-) GND.
- Page 14 14 DeviceNet Digital Base Terminal Block CompactBlock LDX I/O Connect the DeviceNet Cable Follow these procedures to connect the DeviceNet cable to the base block. The DeviceNet connector is not supplied with the base block. You must purchase the connector separately. These are the types of connectors you order directly from Rockwell Automation.
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Page 15: Interpret The Status Indicators
DeviceNet Digital Base Terminal Block CompactBlock LDX I/O Interpret the Status Indicators Read this section for information about how to interpret base block status indicators. The base block has these status indicators: • Block status • Network status • I/O status If a module status indicator is flashing red, refer to the cable break procedures section. -
Page 16: Cable Break Procedures
16 DeviceNet Digital Base Terminal Block CompactBlock LDX I/O Status Indicators Indicator Status Description Network Flashing green The module is online with no connections in the established state. Establish connections to other nodes. As a group 2 module, allocate the module to a master. No power.... -
Page 17: Specifications
DeviceNet Digital Base Terminal Block CompactBlock LDX I/O Specifications Universal DC Input Base Block - 1790D-T16BV0 Attribute Value Number of inputs Input type Sink, source 24V DC Voltage, off-state input, max 5V DC Voltage, on-state input, max 28.8V DC Voltage, on-state input, nom 24V DC Voltage, on-state input, min 9.6V DC... - Page 18 18 DeviceNet Digital Base Terminal Block CompactBlock LDX I/O 1790D-TOV16, 1790D-TOB16 Attribute Value Output current rating, output, max 0.5 A Output current rating, common, max 4.0 A Field power dissipation 2.76 W @ 28.8V DC DC field power Supply voltage - 24V DC nom Voltage range - 10…28.8V DC 1790D-T8BV8V, 1790D-T8BV8B Attribute...
- Page 19 DeviceNet Digital Base Terminal Block CompactBlock LDX I/O 1790D-T8BV8V, 1790D-T8BV8B Attribute Value Output signal delay, on to off, max 1.0 ms Field power dissipation 3.22 W @ 28.8V DC DC field power Supply voltage - 24V DC nom Voltage range - 10…28.8V DC 1790D-TOW6 Attribute Value...
- Page 20 20 DeviceNet Digital Base Terminal Block CompactBlock LDX I/O 1790D-T8A0 Attribute Value Voltage, on-state input, min 85V AC Voltage, on-state drop, max 0.5V DC Current, on-state input, max 9 mA Current, off-state input, max 45V AC Input signal delay, off to on, max 10 ms Input signal delay, on to off, max 30 ms...
- Page 21 DeviceNet Digital Base Terminal Block CompactBlock LDX I/O General Specifications Attribute Value DeviceNet power Supply voltage - 24V DC nom Voltage range - 10…25V DC DeviceNet power 1.2 W max @ 25V DC dissipation Network length 500 m (1640 ft) max @ 125 Kbps 100 m (328 ft) max @ 500 Kbps Network protocol Slave messaging:...
- Page 22 22 DeviceNet Digital Base Terminal Block CompactBlock LDX I/O General Specifications Attribute Value Wiring category 2 - on signal ports 2 - on communication ports Pilot duty rating Not Rated North American temperature code Use this conductor category information for planning conductor routing as described in Industrial Automation Wiring and Grounding Guidelines, publication 1770-4.1.
- Page 23 DeviceNet Digital Base Terminal Block CompactBlock LDX I/O Environmental Specifications Attribute Value EFT/B immunity IEC 61000-4-4: ±2 kV at 5 kHz on signal ports ±2 kV at 5 kHz on communications ports Surge transient IEC 61000-4-5: immunity ±1 kV line-line(DM) and ±2 kV line-earth(CM) on signal ports ±2 kV line-earth(CM) on communications ports Conducted RF immunity IEC 61000-4-6:...
- Page 24 RA-DU002, available at http://www.rockwellautomation.com/literature/. Allen-Bradley, Rockwell Automation, CompactBlock LDX and RSNetWorx for DeviceNet, are trademarks of Rockwell Automation, Inc. DeviceNet is a trademark of Open DeviceNet Vendor Association. Trademarks not belonging to Rockwell Automation are property of their respective companies.
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