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Trane Tracer MP503, Installation, Operation And Maintenance Manual

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Trane Tracer MP503 Installation, Operation And Maintenance Manual Download Page 6

6

 CNT-SVX09E-EN

Overview and Specifications

Power

The transformer must meet the following minimum requirements for the controller and its output 
devices:
•

19–30 Vac (24 Vac nominal)

•

50/60 Hz

•

9 VA and 12 VA maximum per binary output utilized

Agency Listing/Compliance

CE—Immunity:

EMC Directive 89/336/EEC
EN 50090-2-2:1996
EN 50082-1:1997
EN 50082-2:1995
EN 61326-1:1997

CE—Emissions:

EN 50090-2-2:1996 (CISPR 22) Class B
EN 50081-1:1992 (CISPR 22) Class B
EN 55022:1998 (CISPR 22) Class B
EN 61326-1:1997 (CISPR 11) Class B

UL and C-UL listed:

Energy Management Equipment—PAZX (UL 916)

UL 94-5V (UL flammability rating for plenum use)
FCC Part 15, Subpart B, Class B

Summary of Contents for Tracer MP503

Page 1: ...arting up and servicing of heating ventilating and air conditioning equipment can be hazardous and requires specific knowledge and training Improperly installed adjusted or altered equipment by an unqualified person could result in death or serious injury When working on the equipment observe all precautions in the literature and on the tags stickers and labels that are attached to the equipment ...

Page 2: ...sult in equipment or property damage only accidents Copyright This document and the information in it are the property of Trane and may not be used or reproduced in whole or in part without written permission Trane reserves the right to revise this publication at any time and to make changes to its content without obligation to notify any person of such revision or change Trademarks All trademarks...

Page 3: ...ications for the MP503 11 Inputs 11 Binary Inputs 11 Thermistor Inputs 11 0 20 mA Inputs 11 0 10 Vdc Inputs 11 Outputs 12 Wiring Requirements and Options 12 Network Variable Bindings 13 Network Variables 13 Binding Network Variables 13 MP503 Bindings 13 Receiving Data 14 Sending Data 14 Examples of Network Variable Bindings 16 Example 1 Display Sensor Readings from a MP503 on a MP581 Operator Disp...

Page 4: ...rvice Pin Button 20 Interpreting LEDs 21 Red Service LED 21 Green Status LED 21 Yellow LonTalk LED 21 Binary Output LEDs 4 Green 22 Diagnostics 22 Troubleshooting 23 Initial Troubleshooting 23 Troubleshooting Binary Output Relay Output 24 Troubleshooting Universal Input 25 Index 28 ...

Page 5: ... be stored for a substantial amount of time store it in an indoor environment that meets the following requirements Temperature 40 to 185 F 40 to 85 C Relative humidity 5 95 non condensing Operating Environment Operate a MP503 I O module in an environment that meets the following requirements Temperature 40 F to 158 F 40 C to 70 C Relative humidity 5 95 non condensing Dimensions Plastic Cover Mode...

Page 6: ...utput utilized Agency Listing Compliance CE Immunity EMC Directive 89 336 EEC EN 50090 2 2 1996 EN 50082 1 1997 EN 50082 2 1995 EN 61326 1 1997 CE Emissions EN 50090 2 2 1996 CISPR 22 Class B EN 50081 1 1992 CISPR 22 Class B EN 55022 1998 CISPR 22 Class B EN 61326 1 1997 CISPR 11 Class B UL and C UL listed Energy Management Equipment PAZX UL 916 UL 94 5V UL flammability rating for plenum use FCC P...

Page 7: ... 175 mm Clearances Dimensions MP503 plastic cover model dimensions and clearances Figure 2 MP503 metal cover model dimensions and clearances 1 in 25 mm 9 in 229 mm 2 in 51 mm 24 in 610 mm 10 37 in 263 mm width with cover 1 in 25 mm 2 25 in 58 mm Clearances Dimensions 2 in 51 mm 9 in 229 mm 6 5 in 165 mm 1 875 in 48 mm 7 in 178 mm 1 in 25 mm 10 25 in 260 mm width without cover ...

Page 8: ... Applications for the MP503 p 11 AC Power Wiring CAUTION Equipment Damage To prevent equipment damage do not share 24 Vac between devices CAUTION Equipment Damage Complete input output wiring before applying power to the MP503 Failure to do so may cause damage to the device or power transformer due to inadvertent connections to power circuits WARNING Hazardous Voltage Disconnect all electric power...

Page 9: ...llowing requirements All wiring must comply with the National Electrical Code and local codes 22 AWG Level 4 un shielded communications wire recommended for most Comm5 installations Termination resistors are required for wiring LonTalk devices communicating on a network For important instructions on using termination resistors for LonTalk applications refer to the Tracer Summit Hardware and Softwa...

Page 10: ...0 F to 158 F 40 C to 70 C Relative humidity 5 95 non condensing Mounting Recommendations Important Leave the cover on when mounting the MP503 to avoid the possibility damaging the circuit board during installation Mounting recommendations are as follows Mount the module in any direction other than with the front of the cover facing downward Mount using the two 3 16 in 4 8 mm radius mounting holes ...

Page 11: ...ey must be Trane 10kW at 25 C thermistors Any Trane zone temperature sensor can be connected to the MP503 however the module will not recognize the setpoint thumbwheel or fan speed switch that appears on some sensors 0 20 mA Inputs Many common sensors such as humidity pressure and flow sensors provide a 4 20 mA output Any of these types of sensors can be connected to an input on the MP503 and conf...

Page 12: ...t exceed 12 VA or 0 5 A current draw at 24 Vac Wiring Requirements and Options Figure 5 shows the wiring of each type of input on the MP503 and the wiring for a typical binary output Figure 5 Input output terminal wiring for the MP503 H Typical relay on off Not used In LonTalk communication link Out 24 Vac N Typical relay on off Typical relay on off Typical relay on off GND Typical thermistor sens...

Page 13: ...et To bind two variables together the variables must be the same type of network variable For example an output of type SNVT_temp_p can only be bound to an input of type SNVT_temp_p For more information about SNVTs refer to www lonmark org Binding Network Variables Important Only LonTalk devices can use network variable binding Devices on other communication links do not have this capability BAS c...

Page 14: ...n Table 2 Variable Name Data Type Description nviBOP1Request SNVT_switch Binary Output 1 Request nviBOP2Request SNVT_switch Binary Output 2 Request nviBOP3Request SNVT_switch Binary Output 3 Request nviBOP4Request SNVT_switch Binary Output 4 Request Table 2 Tracer MP503 network variable outputs Variable name Data type Description nvoTemperature1 SNVT_temp_p Universal Input 1 Status Output Indicate...

Page 15: ...p_mil Universal Input 2 Status Output Indicates the value of universal input 2 if it is configured as 0 20 mA If universal input 2 is not configured as 0 20 mA this output is 3276 8 nvoCurrent3 SNVT_amp_mil Universal Input 3 Status Output Indicates the value of universal input 3 if it is configured as 0 20 mA If universal input 3 is not configured as 0 20 mA this output is 3276 8 nvoCurrent4 SNVT_...

Page 16: ...e points to the MP503 Use bindings to allow the economizer control in the MP581 to calculate outside air enthalpy and to display the four inputs from the MP503 on the operator display of the MP581 Figure 6 shows the LonTalk network for this example Figure 6 LonTalk network for example 1 LonTalk link Tracer MP503 Tracer MP581 with operator display Additional LonTalk devices Use the Rover service to...

Page 17: ... enthalpy in order to control its economizer As in example 1 use bindings to allow the economizer control in the second MP581 to calculate outside air enthalpy Figure 7 shows the LonTalk network for this example Figure 7 LonTalk network for example 2 LonTalk link Tracer MP503 Tracer MP581 1 with operator display Tracer MP581 2 with operator display Additional LonTalk devices Use the Rover service ...

Page 18: ...opping an exhaust fan The MP503 is communicating via the LonTalk network to a MP581 that is controlling an AHU The AHU and the exhaust fan follow the same schedule for example whenever the AHU runs the exhaust fan runs Bind an nvo on the MP581 to an nvi on the MP503 so the AHU and exhaust fan run together Figure 8 shows the LonTalk network for this example Figure 8 LonTalk network for example 3 Lo...

Page 19: ... the universal input on the MP581 Install an MP503 to read the differential pressure and then use network bindings to send the pressure value to the MP581 controlling the chilled water pump VFD Figure 9 shows the LonTalk network for this example Figure 9 LonTalk network for example 4 Use the Rover service tool to create bindings refer to the Rover Operation and Programming Guide EMTX SVX01 Using t...

Page 20: ... Button The Service Pin button is located as shown inFigure 10 above and is used to Identify a device Add a device to the active group Verify PCMCIA communications Make the Status green LED wink to verify that the module is communicating on the link Refer to the Rover Operation and Programming Guide EMTX SVX01 LonTalk LED yellow Neuron ID label on back of terminal block Service Pin button Status L...

Page 21: ...been removed a a Restore the module to normal operation using the Rover service tool Refer to the Rover Operation and Programming Guide EMTX SVX01 Table 8 Green Status LED LED Activity Explanation LED is on continuously Power is on normal operation LED blinks 1 4 second on 1 4 second off for 10 seconds The auto wink option is activated and the module is commu nicating a a Sending a request from th...

Page 22: ...f the equipment the binary output is controlling Field wiring determines whether or not the state of the binary output LED also applies to status of the end device LED Number 1 CR8 2 CR9 3 CR10 4 CR11 Table 11 Binary output LEDs LED Activity Explanation LED is on continuously The relay output is energized LED is off continuously The relay output is de energized or there is no power to the board Ta...

Page 23: ... If it is flashing once per second the module is not executing the application software because the network connections and addressing have been removed Refer to the section Status Indicators p 20 Use the Rover service tool to restore normal operation For more details refer to the Rover Operation and Programming Guide EMTX SVX01 MP503 is not configured Step 2 Look at the green Status LED It should...

Page 24: ...inary output Wiring problem Table 15 Binary output relay output troubleshooting of configuration and operation Step Number Action Probable Cause Step 1 Connect the Rover service tool to the LonTalk communication link start the Rover service tool and select the MP503 from the Active Group Tree The device plug in for the selected MP503 appears with the Status screen displayed in the workspace For mo...

Page 25: ...t the module Step number Action Probable Cause Step 1 Perform the initial troubleshooting steps described in Table 13 p 23 and verify that general board operation is functioning General board problem Step 2 Inspect the wiring Is there a good connection between the wire and the terminal blocks Look for shorts or opens Pay particular attention to wire splices Wiring problem Step 3 What type of unive...

Page 26: ...able 22 p 27 If the voltage is not in that range the MP503 has a circuit board problem Circuit board problem Table 20 Universal input troubleshooting with a 0 20 mA input Step Number Action Probable Cause Step 1 After following the steps in Table 17 p 25 use your meter set to read dc voltage to measure the voltage across the terminals for the input you are troubleshooting Verify the voltage falls ...

Page 27: ...rom the input terminals Use the volt meter set to read dc voltage to measure the voltage across the terminals for the input you are troubleshooting The voltage should be 3 1 3 8 Vdc see Table 22 p 27 If the voltage is not in that range the MP503 has a circuit board problem Circuit board problem Table 22 Voltage measurements at universal inputs no sensor connected Input Type Expected Value Acceptab...

Page 28: ... N Network Variable Bindings 13 Network Variables 13 Network variables Inputs 14 Outputs 14 16 Neuron IDs Location of label 20 P Power 6 Product Description 5 R Rover service tool 23 S Status Indicators diagnostics 22 interpreting LEDs 21 MP503 circuit board 20 service pin button 20 T Thermistor inputs Troubleshooting 25 Troubleshooting binary output relay output 24 initial 23 universal input 25 U...

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Page 32: ...e are committed to using environmentally conscious print practices Trane by Trane Technologies NYSE TT a global climate innovator creates comfortable energy efficient indoor environments for commercial and residential applications For more information please visit trane com or tranetechnologies com CNT SVX09E EN 10 Apr 2020 Supersedes CNT SVX09D EN Mar 2016 ...

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