Carrier 50TC installation instructions LEDs on the RTU-MP show the status of certain functions

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Table 10 – 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

50TC

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.

NOTE: Refer to Form 48-50H-T-2T for complete configuration of RTU-MP, operating sequences and troubleshooting information. Refer to RTU-MP 3rd Party Integration Guide for details on configuration and troubleshooting of connected networks. Have a copy of these manuals available at unit start-up.

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Contents Installation Instructions 50TC Unit Dimensional Drawing 07 Size Units Unit Dimensional Drawing 07 Size Unit Unit Dimensional Drawing 08, 09 and 12 Size Units Plan for Unit Location Roof mountInspect unit Plan for Sequence of Unit InstallationProvide Unit Support Roof Curb Details 07 Size Units Roof Curb Details 08 12 Size Units Field Fabricate Ductwork Unit Leveling TolerancesEconomizer Hood Removal and Setup Factory Option Convert to Horizontal and Connect Ductwork when requiredInstall Outside Air Hood Rig and Place UnitFactory Option Two Position Damper Hood Removal and SetupEconomizer Hood and Two-Position Hood Install External Condensate Trap and Line Make Electrical ConnectionsAll units Units with Factory-Installed DisconnectThru-Base Connections Units without Thru-Base Connections Field Control WiringHeat Anticipator Settings ThermostatElectric Heaters Heater Model NumberAccessory Electric Heater Control Connections PremierLinkt Factory-Option PremierLink ControllerPremierLink Wiring Schematic PremierLink Sensor Usage 33ZCT55SPT CRTEMPSN001A00Space Sensor Mode Thermostat Mode55 Space Temperature Sensor Wiring Enthalpy Switch HH57AC077 Connections Economizer controlsIndoor CO2 Sensor 33ZCSENCO2 Connections PremierLink Filter Switch Connection PremierLink Wiring Fan Pressure Switch ConnectionColor Code Recommendations PremierLink CCN Bus ConnectionsRTU-MP control system RTU-MP Multi-Protocol Control BoardRTU-MP System Control Wiring Diagram RTU-MP Controller Inputs and Outputs Type of I/O Connection PIN Name Numbers InputsSpace Temperature SPT Sensors RTU-MP T-55 Sensor ConnectionsConnecting Discrete Inputs Filter Status RTU-MP / Indoor CO2 Sensor 33ZCSENCO2 ConnectionsFan Status Communication Wiring Protocols GeneralRemote Occupancy Local Access RTU-MP Troubleshooting Communication LEDsLEDs LEDs on the RTU-MP show the status of certain functionsEconoMi$er IV Occupancy Switch Adjust Factory-Installed OptionsInstall Accessories Pre-Start and Start-UpUnit Wire/MOCP Sizing Data STD17.5 108 Disc 50TC Catalog No 50TC---C02SI

50TC specifications

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