Installation Instructions (Cat. No. 1794-ASB Series D) 9 1 2 3 4, 5 8 7 6 This Adapter module is shipped configured for Standard Addressing Mode. In Standard Addressing Mode, this module can be used as a replacement for 1794-ASB Series A or B remote I/O adapters. Note: This adapter cannot be used with PLC-2 programmable controllers.This series D adapter can communicate with FLEX Integra analog modules.
FLEX I/O Remote I/O Adapter European Union Directive Compliance If this product has the CE mark it is approved for installation within the European Union and EEA regions. It has been designed and tested to meet the following directives.
FLEX I/O Remote I/O Adapter 3 Mounting on a DIN Rail before installing the terminal base units A B C C 1. Hook the lip on the rear of the adapter (A) onto the top of the DIN rail (B), and rotate the adapter module onto the rail. 2. Press the adapter module down onto the DIN rail until flush. Locking tab (C) will snap into position and lock the adapter module to the DIN rail. 3.
FLEX I/O Remote I/O Adapter ATTENTION: Make certain that the flexbus ! connector is completely clear of the adapter. The slide must be completely to the right and the raised spot on the slide visible. 5. Release the locking tab and remove the adapter. 6. Before installing the new adapter, notice the notch on the right rear of the adapter. This notch accepts the hook on the terminal base unit. The notch is open at the bottom.
FLEX I/O Remote I/O Adapter 5 8. If the adapter module does not lock in place, use a screwdriver or similar device to move the locking tab C down while pressing the adapter module flush onto the DIN rail. Then release the locking tab to lock the adapter module in place. If necessary, push up on the locking tab to lock. 9. Reinstall the module into the terminal base unit.
FLEX I/O Remote I/O Adapter 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 Set the Adapter Switches ON ON S1 S2 Flipopen cover Set the Addressing Mode Switches ! ATTENTION: Some switches on this adapter differ from the switches on previous versions. Make certain that you identify each switch before setting. 1. Lift the hinged switch cover on the front of the adapter to expose the switches. 2. Set the switches as shown below. 3. Cycle power to the adapter after setting the switches.
1 2 3 4 5 6 7 8 First I/O Group I/O Rack Number Mode Switch 2 7 Mode Switch 0 Hold Inputs Rack Fault Select Mode Switch 1 Communication Rate Processor Restart Lockout Hold Last State ON ON S1 S2 First I/O Group I/O Rack Number S1–8 S1–7 I/O group ON ON 0 (1st) OFF ON 2 (2nd) ON OFF 4 (3rd) OFF OFF 6 (4th) S2–8 1 2 3 4 5 6 7 8 FLEX I/O Remote I/O Adapter S1–6 thru S1–1 Refer to the table on page 8 Mode Switch 0 Refer to Mode Selection Switches, page 6 S2–7 Hold Inputs S2–6
FLEX I/O Remote I/O Adapter I/O Rack Number Switch Settings Rack Number S1 Switch Position 1747-SN PLC–5 PLC–5/250 PLC–3 6 5 4 3 2 1 Rack 0 Not Valid Rack 0 Rack 0 ON ON ON ON ON ON Rack 1 Rack 1 Rack 1 Rack 1 OFF ON ON ON ON ON Rack 2 Rack 2 Rack 2 Rack 2 ON OFF ON ON ON ON Rack 3 Rack 3 Rack 3 Rack 3 OFF OFF ON ON ON ON Rack 4 Rack 4 Rack 4 ON ON OFF ON ON ON Rack 5 Rack 5 Rack 5 OFF ON OFF ON ON ON Rack 6 Rack 6 Rack 6 ON OFF
FLEX I/O Remote I/O Adapter Rack Number 1747-SN PLC–5 PLC–5/250 9 S1 Switch Position PLC–3 6 5 4 3 2 1 Rack 52 ON OFF ON OFF ON OFF Rack 53 OFF OFF ON OFF ON OFF Rack 54 ON ON OFF OFF ON OFF Rack 55 OFF ON OFF OFF ON OFF Rack 56 ON OFF OFF OFF ON OFF Rack 57 OFF OFF OFF OFF ON OFF Rack 60 ON ON ON ON OFF OFF Rack 61 OFF ON ON ON OFF OFF Rack 62 ON OFF ON ON OFF OFF Rack 63 OFF OFF ON ON OFF OFF Rack 64 ON ON OFF ON OFF O
FLEX I/O Remote I/O Adapter Complementary I/O Rack Addressing for PLC-5 Processors (refer to your processor or scanner documentation for all other processors) Primary Rack Rack Number S1 Switch Position 1747-SN PLC–5 6 5 4 3 2 1 Rack 0 Not Valid ON ON ON ON ON OFF Rack 1 Rack 1 OFF ON ON ON ON OFF Rack 2 Rack 2 ON OFF ON ON ON OFF Rack 3 Rack 3 OFF OFF ON ON ON OFF Rack 4 ON ON OFF ON ON OFF Rack 5 OFF ON OFF ON ON OFF Rack 6 ON OFF OFF ON ON
FLEX I/O Remote I/O Adapter 11 CSA Hazardous Location Approval CSA certifies products for general use as well as for use in hazardous locations. Actual CSA certification is indicated by the product label as shown below, and not by statements in any user documentation.
FLEX I/O Remote I/O Adapter CSA Hazardous Location Approval ! ATTENTION: Explosion hazard — • Substitution of components may impair suitability for Class I, Division 2. • Do not replace components unless power has been switched off or the area is known to be non-hazardous. • Do not disconnect equipment unless power has been switched off or the area is known to be non-hazardous. • Do not disconnect connectors unless power has been switched off or the area is known to be non-hazardous.
FLEX I/O Remote I/O Adapter 13 CSA Hazardous Location Approval Approbation d’utilisation dans des emplacements dangereux par la CSA Taux du code de température Le taux du code de température est indiqué ici Les avertissements suivants s’appliquent aux produits ayant la certification CSA pour leur utilisation dans des emplacements dangereux. ! AVERTISSEMENT: Risque d’explosion — • La substitution de composants peut rendre ce matériel inacceptable pour lesemplacements de Classe I, Division 2.
FLEX I/O Remote I/O Adapter 1794-ASB Series D Specifications Note: This adapter cannot be used with PLC-2 processors This adapter can communicate with FLEX Integra analog modules. I/O Capacity 8 modules Power Supply Note: In order to comply with CE Low Voltage Directives, you must use a Safety Extra Low Voltage (SELV) or a Protected Extra Low Voltage (PELV) power supply to power this adapter. Input Voltage Rating 24V dc nominal Input Voltage Range 19.2V to 31.
FLEX I/O Remote I/O Adapter 15 1794-ASB Series D Specifications Agency Certification (when product or packaging is marked) • CSA certified • CSA Class I, Division 2 Groups A, B, C, D certified • UL listed • CE marked for all applicable directives User Manual Publication 1794-6.5.9 1 Use this conductor category information for planning conductor routing. Refer to publication 1770-4.1, “Industrial Automation Wiring and Grounding Guidelines.” Mounting Dimensions Inches (Millimeters) A 2.3 (59) 1.
FLEX I/O Remote I/O Adapter User Manuals Thank you for purchasing this product. This product has a user manual associated with it. If you would like a manual, you can: S download a free electronic version from the internet:: S www.ab.com/manuals or www.theautomationbookstore.com purchase a printed manual by: – contacting your local distributor or Rockwell Automation representative, – visiting www.theautomationbookstore.com and placing your order – calling 1.800.963.9548 (USA/Canada) or 001.330.725.
