Peripheral Devices T-branch Taps and Terminal-block Terminator T-branch Taps Create One or Three Branch Lines Ordering Information Product Appearance Model Specification T-branch Tap for 1 branch line DCN1-1C Provided with 3 connectors, standard terminating resistor T-branch Tap for 2 branch lines DCN1-3C Provided with 5 connectors, standard terminating resistor Connector XW4B-05C1-H1-D --- Thin cables DCA1-5C10 Outer diameter: 7.00 mm Length: 100 m Thick cables DCA2-5C10 Outer diameter: 11.6 mm Length: 100 m DRS1-T Resistance of 121 W DeviceNet Cables Terminal-block Terminator 136 Peripheral Devices Peripheral Devices Connectors for DCN1-jC Model Comments Manufacturer MSTB2.5/5-ST-5.08-AU For node connection Phoenix Contact Corporation MSTBP2.5/5-STF-5.08-AB AU SO For T-branch Tap connection (with screws to secure the connector) Phoenix Contact Corporation Specifications Ratings/Characteristics Rated current Between main lines: Between main and branch lines: 8 A (power supply line) and 2 A (signal line) 3 A (power supply line) and 1 A (signal line) Insulation resistance 100 MW min. (at 500 VDC) Dielectric strength 500 VAC for 1 min, leakage current: 1 mA max. Ambient temperature Operating: 0°C to 55°C Materials Item Component Unit Terminal block connector (see note) PBT resin with glass (UL14V-0)/gray DIN track lock POM resin/yellow Housing PA66 resin (UL94V-0)/gray Contact Phosphor bronze coated with gold PCB Note: Materials Main and Expansion Units Glass epoxy resin The DCD1-1C is a product of Phoenix Contact. Dimensions Note: All units are in millimeters unless otherwise indicated. DCN1-1 (With No Branching Connector) DCN1-1C (With Three Branching Connectors) Internal Circuit *(See Main line note) Main line Socket for terminator connection Branch line Two, 4 dia. or M4 Mounting Dimensions Note: Terminal no. 1 V-- 2 CAN-L 3 DRAIN 4 CAN-H 5 V+ When connecting a branch line to the main line, connect the main line to the connector marked with an asterisk because the resistance between the asterisked portion is minimal. 137 Peripheral Devices Peripheral Devices DCN1-3 (With No Branching Connector) DCN1-3C (With Five Branching Connectors) * (See note) Socket for terminator connection Two, 4 dia. or M4 Mounting Dimensions Internal Circuit Main line Main line Terminal no. Branch line Note: Branch line Branch line 1 V-- 2 CAN-L 3 DRAIN 4 CAN-H 5 V+ When connecting a branch line to the main line, connect the main line to the connector marked with an asterisk because the resistance between the asterisked portion is minimal. XW4B-05C1-H1-D (Connector) Cable insertion port Cable insertion port 138 Peripheral Devices Peripheral Devices DRS1-T Terminal-block Terminator Mounting Holes Two, 4.2 dia. or M4 30±0.2 Two, 4.4 dia. 20 max. 6 +0.1 --0 41 max. 21 max. Precautions Refer to the DeviceNet Operation Manual (W267) before using the Unit. Correct Use Refer to the DeviceNet Operation Manual (W267) for connecting or wiring T-branch Taps. NOTE: DIMENSIONS SHOWN ARE IN MILLIMETERS. To convert millimeters to inches divide by 25.4. R OMRON ELECTRONICS, INC. OMRON CANADA, INC. 1-800-55-OMRON 416-286-6465 One East Commerce Drive Schaumburg, IL 60173 Cat. No. P10FAX1A 6/00 885 Milner Avenue Scarborough, Ontario M1B 5V8 Specifications subject to change without notice. Printed in U.S.A. 139