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PRODUCT DATA

31-00028-02

Sylk™ I/O Devices

APPLICATION

The Sylk IO devices are part of the Spyder family. The three 
IO devices are designed to seamlessly integrate with 
Spyder with relay controllers using only Sylk™ for 
communication. These devices expand the footprint of a 
single Spyder, increasing the controller's ability to be 
applied in applications that require a large amount of 
physical I/O. The Sylk IO devices are programmable using 
existing Spyder wire sheets through the Niagara 
Framework® software. Since the Sylk IO devices are 
extensions of the Spyder LON and Spyder BACnet 
controllers, the same Spyder feature will be leveraged in 
the WebPro workbench tool and the WEBs-AX JACE 
controller.  To utilize the Sylk IO devices, the Spyder with 
Relay models, PUL6438SR (for LON) or PUB6438SR (for 
BACnet), need to be selected.

The Sylk IO devices are intended for use in HVAC 
applications that require a programmable controller 
where the IO count is more than the full sized Spyder point 
count. All devices provide flexible, universal inputs for 
external sensors while SIO6042 and SIO4022 provide a 
combination of analog and digital outputs.

FEATURES

• Expands a single Spyder controller's IO count by 8-12 

IO per device.

• Up to three devices for Lon Spyders and up to two 

devices for BACnet Spyders can be applied.

• Communicates through Sylk™ bus freeing up IO for 

more applications.

• Program logic resides in a single controller and uses 

the existing Spyder wire sheet.

• Programming is built directly into the Spyder tool.
• Installation can be done locally or remotely.
• Field configurable and programmable for control, 

input, and output functions using the Niagara 
Framework® software.

• All wiring connections are made to removable 

terminal blocks to simplify device installation and 
replacement.

• The device housing is UL plenum rated.

Contents

Description ............................................................................................ 2

Specifications ...................................................................................... 2

Installation ............................................................................................ 2

Checkout ................................................................................................ 9

Device Replacement  ........................................................................ 10

Summary of Contents for Sylk SI012000

Page 1: ...ended for use in HVAC applications that require a programmable controller where the IO count is more than the full sized Spyder point count All devices provide flexible universal inputs for external sensors while SIO6042 and SIO4022 provide a combination of analog and digital outputs FEATURES Expands a single Spyder controller s IO count by 8 12 IO per device Up to three devices for Lon Spyders an...

Page 2: ...able in three models see Table 1 Review the power input and output specifications on page 2 before installing the device Hardware driven by Triac outputs must have a minimum current draw when energized of 25 mA and a maximum current draw of 500 mA Hardware driven by the analog current outputs must have a maximum resistance of 550 Ohms resulting in a maximum voltage of 11 volts when driven at 20 mA...

Page 3: ... bottom flex connectors Fig 2 Controller DIN rail mounting models SIO12000 SIO4022 and SIO6042 Power Before wiring the controller and device determine the input and output device requirements for each controller and device used in the system Select input and output devices compatible with the controller device and the application Consider the operating range wiring requirements and the environment...

Page 4: ...ice requires 24 Vac power from an energy limited Class II power source To conform to Class II restrictions U S only transformers must not be larger than 100 VA A single transformer can power more than one device GUIDELINES FOR POWER WIRING ARE AS FOLLOWS For multiple devices operating from a single trans former the same side of the transformer secondary must be connected to the same power input te...

Page 5: ...ple is higher than recommended IMPORTANT No installation should be designed where the line loss is greater than two volts This allows for nominal operation if the primary voltage drops to 102 Vac 120 Vac minus 15 percent 2 Use heavier gauge wire for the power run 14 AWG 2 0 sq mm wire has a resistance of 2 57 ohms per 1 000 ft Using the preceding formula results in a line loss of only 1 58 volts c...

Page 6: ...ls IMPORTANT Use the heaviest gauge wire available up to 14 AWG 2 0 sq mm with a minimum of 18 AWG 1 0 sq mm for all power and earth ground wiring Screw type terminal blocks are designed to accept up to one 14 AWG 2 0 sq mm conductor or up to two 18 AWG 1 0 sq mm conductors More than two wires that are 18 AWG 2 0 sq mm can be con nected with a wire nut Include a pigtail with this wire group and at...

Page 7: ...erent bus address and there may be multiple Sylk IOs wired on a single Sylk bus To change the bus address of a device adjust the address dipswitches to match that of the desired bus address 1 15 Use the bus address label shown in Fig 7 as a reference The default address for Sylk IOs is 1 The address on the device must match the address in the configuration tool Fig 7 Bus address settings Wiring Me...

Page 8: ...NING MULTIPLE SYLK IOS HOME RUNNING MULTIPLE SYLK IOS TO CONTROLLER TO SYLK IO M35403 1 2 13 STRIP 1 2 IN 13 MM FROM WIRES TO BE ATTACHED AT ONE TERMINAL 1 2 TWIST WIRES TOGETHER WITH PLIERS A MINIMUM OF THREE TURNS 3 CUT TWISTED END OF WIRES TO 3 16 IN 5 MM BEFORE INSERTING INTO TERMINAL AND TIGHTENING SCREW THEN PULL ON EACH WIRE IN ALL TERMINALS TO CHECK FOR GOOD MECHANICAL CONNECTION SIO4022 T...

Page 9: ... mm for each controller in the group see Fig 6 on page 7 Verify that Triac wiring of the digital outputs to external devices uses the proper load power and 24 Vac common terminal digital output common terminals for High Side switching NOTE All wiring must comply with applicable electrical codes and ordinances or as specified on installa tion wiring diagrams For guidelines for wiring run lengths an...

Page 10: ...ction WARNING Electrical Shock Hazard Can cause severe injury death or property damage Disconnect power supply before beginning device replacement to prevent electrical shock or equipment damage Terminal Block Removal To simplify device replacement all terminal blocks are designed to be removed with the wiring connections intact and then re installed on the new device See Fig 10 and refer to the f...

Page 11: ...erminal block and do the same Repeat until the terminal block is evenly raised 1 4 in 6 35 mm from its alignment pins 2 Once the terminal block is raised 1 4 in 6 35 mm from its alignment pins grasp the terminal block at its center for long terminal blocks grasp it at each end and pull it straight up Device Replacement SIO12000 SIO4022 and SIO6042 Perform the following to replace the SIO12000 SIO4...

Page 12: ... M S Rev 01 17 Printed in United States By using this Honeywell literature you agree that Honeywell will have no liability for any damages arising out of your use or modification to the literature You will defend and indemnify Honeywell its affiliates and subsidiaries from and against any liability cost or damages including attorneys fees arising out of or resulting from any modification to the li...

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