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Measurlogic DTS 307 Install Manual Download Page 9

 

 
©Measurlogic

 

Page 9

 

MQ0052-20C 

 

7334 S. Alton Way, Centennial CO 80112 

Tel: 877-777-6567 Tel: 303-805-5252 Fax: 425-799-4780 

e-mail: [email protected] 

web: www.measurlogic.com

 

 

3

 

CONNECTING TO THE DTS 307 

 

3.1

 

Wiring Voltage and Current Inputs 

 

 

 
 
 

 
 

 

 

3.1.1

 

Wiring Examples 

 

 
 
 

 
 

 
 

 
 
 

 
 

 
 
 

 
 

 
 

 
 
 

 
 

 
 
 

 
 

 
 
 

 
 

 
 

 
 

 

ATTENTION 

Examine the model number of each of your meters to 
ensure that they are suitable for the type and voltage of 
the service you are connecting to. See section 

Error! 

Reference source not found.

 for details. 

 

Note: CTs should be connected to the same panel as the 
voltage connections. 

A 

N 

B 
C 

A 

N 

B 
C 

Load

→

 

DTS 307 

3-Phase with Optional Neutral 

(Model Dependent) 

 

Load

→

 

A 
B 
C 

DTS 307 

Single Phase 2/3 Wire 

 

A 
B 

Summary of Contents for DTS 307

Page 1: ...Q0052 20C 7334 S Alton Way Centennial CO 80112 Tel 877 777 6567 Tel 303 805 5252 Fax 425 799 4780 e mail info measurlogic com web www measurlogic com DTS 307 DIN Rail Mounted Ultra Compact Revenue Grade Electrical Sub meter ...

Page 2: ...IRONMENT 6 2 2 SAFETY GUIDELINES 6 2 3 PRODUCT DIMENSIONS 7 2 4 MOUNTING REQUIREMENTS AND GUIDELINES 7 3 CONNECTING TO THE DTS 307 9 3 1 WIRING VOLTAGE AND CURRENT INPUTS 9 3 1 1 Wiring Examples 9 3 2 CONNECTING MULTIPLE LOADS 11 3 3 AUXILIARY POWER 12 4 DTS 307 COMMUNICATIONS INTERFACE 13 4 1 RS 485 2 WIRE COMMUNICATIONS 13 4 2 KWH PULSE OUTPUT MODEL DEPENDENT 14 5 LED DEFINITIONS 14 5 1 STATUS L...

Page 3: ... Some of the exciting features provided with the DTS 307 are Easy to attach pluggable terminals Modbus RTU or BACnet MS TP depending on model Auto topology Phase Detection Automatic correction of reversed field mounted CTs For remote configurability your DTS 307 comes with our freely downloadable DTS Config software tool The DTS 307 is certified to ANSI C12 20 Class 0 5 Revenue Grade Also if in th...

Page 4: ...shipping Verify that the following item s match with the corresponding model from the data sheet Installation Guide DTS 307 power energy meter 10 Pin green pluggable screw terminal connector for Voltage and Aux Power Digital Output 6 Pin green pluggable screw terminal connector for Current inputs 3 Pin green pluggable screw terminal connector for Remote RS 485 Communications 1 2 Document Conventio...

Page 5: ... or connecting too high a voltage can result in death or personal injury and may permanently damage the DTS meter The model number for the normal three phase DTS 307 is DTS 307 Ax xx x F For applications where only single channel measurements are needed the model number is DTS 307 1 Ax xx x F 1 3 1 Current Inputs Current Inputs Value Description Notes A 3 333mV CT Any 333mV CT is acceptable 9 Rope...

Page 6: ...ent Transformers that are listed to UL 2808 for use in 250Vac or 600Vac line to line circuits as appropriate for the installation may be used with this meter ONLY USE CURRENT TRANSFORMERS WITH OUTPUTS THAT ARE COMPATIBLE WITH THE MODEL OF DTS 307 SEE SECTION 1 3 1 THE USE OF ANY OTHER CURRENT TRANSFORMER CAN RESULT IN PERMANENT DAMAGE TO THE DTS 307 Avoid any electrostatic discharge prior to worki...

Page 7: ... and or its current transformers Mount the DTS 307 as close as possible to the electrical panel being monitored Make sure that there is at least 4 of clearance above and below the DTS 307 for wiring and connector clearance and of clearance on both sides for cooling Position the DTS 307 such that the labeling can be read from the upright position Only UL or ETL rated conduits and glands should be u...

Page 8: ...s of the DTS 307 and panel being monitored Recommended Littelfuse BLS002 or equivalent 14 to 12 AWG wire should be used for the voltage and ground with 300V or 600V insulation depending on installation type and according to the table below A UL or ETL certified 600V circuit breaker or equipment switch must be installed as a disconnecting device for the DTS 307 and must be positioned within easy re...

Page 9: ...Inputs 3 1 1 Wiring Examples ATTENTION Examine the model number of each of your meters to ensure that they are suitable for the type and voltage of the service you are connecting to See section Error Reference source not found for details Note CTs should be connected to the same panel as the voltage connections A N B C A N B C Load DTS 307 3 Phase with Optional Neutral Model Dependent Load A B C D...

Page 10: ...gic Page 10 MQ0052 20C 7334 S Alton Way Centennial CO 80112 Tel 877 777 6567 Tel 303 805 5252 Fax 425 799 4780 e mail info measurlogic com web www measurlogic com L1 L2 Load DTS 307 1 Single Phase 2 Wire ONLY L1 ...

Page 11: ... All CT sensors must be of the same manufacturer model number and current rating A full set of CT sensors must be used for each load The pair of wires from the CT sensor to the green pluggable screw terminal must be twisted All CT sensors must be terminated at the green pluggable screw terminal A maximum of 3 loads can be monitored at once Contact Measurlogic if more than 3 loads must be monitored...

Page 12: ...al 24Vac dc auxiliary power supply to operate A separate IEC 60950 compliant isolated 24Vac dc power supply MUST be used to power these meters Connect the external IEC 60950 compliant isolated power supply to the two 24Vac dc terminals on the DTS 307 meter as shown on the meter label and in the diagram below For clarity the meter voltage terminal and the CT sensors connections are not shown on the...

Page 13: ... RS 485 is a Daisy Chained Bus terminated at both ends with 120 Ohms DO NOT use a STAR or RING configuration Use 18 22 AWG 2 core shielded twisted pair cable When fitted with Modbus RTU unless otherwise specified through correspondence prior to ordering the default Modbus RTU communications parameters are as follows o Modbus Address 100 Baud Rate 9600 Parity None Data Bits 8 Stop Bits 1 9600 N 8 1...

Page 14: ...US and REMOTE 5 1 Status LED The STATUS LED consists of a repetition of two flashes and shows whether the measured power is being consumed imported or generated exported as well as the magnitude of the total current The First Flash is the heartbeat and indicates that the meter is ON and the direction of energy The Color and Length of the Second Flash indicates the total current level for all the m...

Page 15: ...l can be sent to info measurlogic com to request the latest version of DTS Config Unzip the DTSConfigSetup file and double click the setup exe file to begin the installation process Follow the instructions on the screen 7 MAINTENANCE AND SERVICE WARNING There are NO other user serviceable parts in the DTS 307 and no regular maintenance is required If additional maintenance is needed please contact...

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