Bryant 548J*14D LEDs on the RTU-MP show the status of certain functions

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548J*14D

C07170

 

 

Fig. 48 - BACview6 Handheld Connections

 

 

Table 3 – LEDs

 

The LEDs on the RTU-MP show the status of certain functions

 

 

 

If this LED is on...

 

Status is...

 

 

 

Power

 

The RTU MP has power

 

 

 

Rx

 

The RTU MP is receiving data from the network segment

 

 

The RTU MP is transmitting data over the network segment

Tx

 

 

 

The digital output is active

DO#

 

 

 

 

 

The Run and Error LEDs indicate control module and network status

If Run LED shows...

And Error LED shows...

 

 

2 flashes per second

Off

 

 

2 flashes per second

2 flashes,

alternating with Run LED

 

2 flashes per second

3 flashes,

then off

 

 

 

2 flashes per second

4 flashes,

then pause

 

 

 

2 flashes per second

On

 

 

5 flashes per second

On

 

 

5 flashes per second

Off

 

 

7 flashes per second

7 flashes per second, alternating with

Run LED

 

14 flashes per second

14 flashes per second,

alternating with Run LED

 

 

 

On

On

 

 

Status is...

Normal

Five minute auto---restart delay after system error

Control module has just been formatted

Two or more devices on this network have the same ARC156 network address

Exec halted after frequent system errors or control programs halted

Exec start---up aborted, Boot is running Firmware transfer in progress, Boot is running

Ten second recovery period after brownout

Brownout

Failure. Try the following solutions:

STurn the RTU---MP off, then on. S Format the RTU---MP.

S Download memory to the RTU---MP. S Replace the RTU---MP.

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Contents Installation Instructions Safety Considerations Unit Dimensional Drawing Size 14 Unit Service Clearance Dimensional Drawing Plan for Unit LocationProvide Unit Support Plan for Sequence of Unit InstallationInspect Unit Roof Curb Details Rig and Place Unit For Units with Accessory Electric HeatersField Fabricate Ductwork Economizer Hood Removal and Setup Factory Option Convert to Horizontal and Connect Ductwork when requiredInstall Outside Air Hood Positioning on CurbDamper Assembly Install External Condensate Trap and Line Economizer Hood and Two-Position HoodField Power Supply Make Electrical ConnectionsMounting Position for Field Disconnects Over 100A Units Without Factory-Installed Disconnect Units with Factory-Installed DisconnectUnit Powered Convenience Outlet Wiring Thermostat Field Control WiringFactory-Option Thru-Base Connections Units without Thru-Base ConnectionsHeat Anticipator Settings Unit without Thru-Base Connection KitHeater Low-Voltage Control Connections Single Point BoxesHeater and Supplementary Fuses Differential Enthalpy Control Outdoor Air Enthalpy Control PNO 33CSENTHSWReturn Air Enthalpy Sensor RTU-MP Control System RTU-MP System Control Wiring Diagram Supply Air Temperature SAT Sensor RTU-MP Controller Inputs and OutputsField Connections Outdoor Air Temperature OAT SensorSpace Temperature SPT Sensors EconoMi$er2RTU-MP T-56 Sensor Connections Indoor Air Quality CO2 sensorWeatherproof enclosure Connecting Discrete InputsOutdoor Air Quality Sensor PNO 33ZCSENCO2 plus RTU-MP Troubleshooting Communication Wiring ProtocolsLocal Access GeneralLEDs LEDs on the RTU-MP show the status of certain functionsController Smoke DetectorsSystem SensorReturn Air with Economizer Smoke Detector LocationsSupply Air Completing Installation of Return Air Smoke Sensor Return Air Detector Shipping PositionUnit Wire/Fuse or Hacr Breaker Sizing Data NonePwrd C.O Adjust Factory-Installed Options EconoMi$er IV Occupancy SwitchInstall Accessories Pre-Start and Start-Up548J*14D 548J*14D Catalog No. II548J---07

548J*14D specifications

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