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Acromag DT236-0600 User Manual Download Page 1

 

 

 

 
USB Programmable, DIN Rail Mount, 
Dual Isolated Transmitter/Signal Splitter w/ Passive DC 
Current/Voltage I/O and 2-Wire 4-20mA Outputs 

 

Model DT236-0600, DC Current & Low DC Voltage Inputs 
Model DT237-0600, DC ±1V/±10V Medium Voltage Inputs 
Model DT238-0600, DC ±15V/±150V High Voltage Battery 
Sources Inputs 

 

USER’S MANUAL 

 

 

 
ACROMAG INCORPORATED 

Tel: (248) 295-0880 

30765 South Wixom Road 

email: [email protected] 

Wixom, MI 48393-2417 U.S.A. 

 
Copyright 2018, Acromag, Inc., Printed in the USA. 
Data and specifications are subject to change without notice. 

8501127D

 

Summary of Contents for DT236-0600

Page 1: ...oltage Inputs Model DT237 0600 DC 1V 10V Medium Voltage Inputs Model DT238 0600 DC 15V 150V High Voltage Battery Sources Inputs USER S MANUAL ACROMAG INCORPORATED Tel 248 295 0880 30765 South Wixom Ro...

Page 2: ...NECTIONS 7 Input Connections 7 Output Power Connections 9 Earth Ground Connections 12 USB Connections 13 CONFIGURATION SOFTWARE 14 Quick Overview Android Reconfiguration 14 Quick Overview Windows 15 O...

Page 3: ...it is agreed between you and Acromag that this is your responsibility The information of this manual may change without notice Acromag makes no warranty of any kind with regard to this material inclu...

Page 4: ...and calibrated w Windows software via USB or a wired USB OTG connection to Android smartphones or tablets Dual Channels in a thin 17 5mm wide enclosure for high density mounting Operates as a dual tr...

Page 5: ...s an isolated 4 20mA output current loop linearly with input current or voltage The transmitter output signals are two wire 4 20mA current loops allowing the unit to transmit over long distances with...

Page 6: ...it upward to lift it from the rail while prying the spring clip back with a screwdriver To attach the module to T type DIN rail angle the top of the unit towards the rail and place the top groove of t...

Page 7: ...sion 2 or ATEX IECEx Zone 2 it should utilize two end stops see Acromag 1027 222 to help secure modules to the DIN rail not shown Input Connections Note This transmitter may operate as a single channe...

Page 8: ...Model DT23x 0600 Dual Two Wire DC I V Input Transmitters Acromag Inc Tel 248 295 0880 8 http www acromag com 8 https www acromag com...

Page 9: ...designations are for reference only with current normally input to Output and returned via Output current sinking Output loop 1 powers input 1 the microcontroller Loop supply voltages should be from...

Page 10: ...o either the unit or local to the remote receiver of the output loop Common receiver devices may include the input channel of a Programmable Logic Controller PLC a Distributed Control System DCS or a...

Page 11: ...ipple Most modern systems will use high speed acquisition at the load making them more sensitive to noise pickup high frequency noise may be significantly reduced for these applications by placing a 0...

Page 12: ...re connection to that metal housing s ground terminal green screw is usually required using suitable wire per applicable codes As a rule of good practice isolated circuits are normally earth grounded...

Page 13: ...icles in the air USB Signal Isolation is Required See Below You may use Acromag model USB ISOLATOR to isolate your USB port or you can optionally use another USB signal isolator that supports USB Full...

Page 14: ...iew a connection drawing note that no connection is required to just view drawings Android devices normally require user permission to access external hardware If No Device Permission is indicated in...

Page 15: ...Setup First Select Connect to Unit Here The initial Communication Setup screen for the DT236 model is shown at left after clicking Open to open communication with a connected module Select from conne...

Page 16: ...guration page as required before calibrating the input and be sure to click the Send I O Config button of the Configuration page Click Input Cal Instructions to begin input calibration Next when you c...

Page 17: ...ck your input readings see screen at left Use this screen to verify communication with the unit or diagnose problems with your input wiring Click Start Polling to periodically read both input channels...

Page 18: ...e output current accurately at each output to calibrate the unit You could connect a current meter in series in each output loop to read the loop current directly not recommended Alternatively you cou...

Page 19: ...he selected unit s Model Serial Number Manufacturer and connection Status will be displayed as shown in the third screen at left After you connect USB and Open communication with a unit the Status fie...

Page 20: ...paths that differ by the nominal range supported For the DT236 the first input path A is at TB1 1 TB3 1 leftmost terminal of TB1 TB3 and intended for DC current only The second input path B is at TB1...

Page 21: ...average noise but with slower I O response times Set the Scaled I O Sub Range Zero Full Scale Endpoints You may rescale a selected input and or output range differently for each channel and use a smal...

Page 22: ...O Config Test page Additionally make sure you write your selections to the unit by clicking the Send I O Config button of that page Click the Input Cal Instructions button to begin input calibration...

Page 23: ...channel Next use the course and fine adjustment buttons to adjust the output signal to precisely 20 000mA Be sure to measure this level accurately or performance will be degraded After driving the ou...

Page 24: ...to periodically read the input channels and display their values in the fields below the polling button Note the simulated lamp next to the polling button flashes slowly each time it samples the input...

Page 25: ...ed fly back converter operating in parallel with output loop 1 Setup involves selecting the operating mode input types ranges Current or Voltage filter levels and scaling input output range endpoints...

Page 26: ...USB connected and config software running Close the current connection with the software then select and re open the transmitter for communication or simply exit the Configuration software and reboot...

Page 27: ...Rload If transmit distance is especially long then it must have added voltage to support the IR drop in the wire Ideally the voltage should also have ample overhead to drive the load at the maximum up...

Page 28: ...configure it and calibrate it Boot the configuration software to regain operation The USB port is intended for set up and configuration of the module and a unit should not be left connected to USB wi...

Page 29: ...am the transmitter USB Isolator USB Isolator Order USB ISOLATOR USB Signal Isolator USB A B Cable 4001 112 Instructions 8500 900 This kit contains a USB isolator and a 1M USB A B cable for connection...

Page 30: ...phone or tablet that support USB It is required to use the Acromag Agility Config Tool App for Android OS reconfiguration of this transmitter Note that the Acromag Agility Config Tool software APP is...

Page 31: ...nputs for current and or voltage depending on the model Unit has separate input channels at TB1 and TB3 and each channel has two signal paths that support different ranges On DT236 DC current is input...

Page 32: ...input range and filter selection within the ADC See also Normal Mode Noise Rejection and Output Response Time Noise Rejection Common Mode Varies by model with filter selection between no filtering and...

Page 33: ...The effective I O resolution will be the lowest of the A D its normalized value or the output DAC Output DAC resolution is 1 part in 43690 for 4 20mA output Table 1 DT INPUT RESOLUTION PER INPUT PATH...

Page 34: ...djustment When used with a D2336 module it also facilitates AC current input isolation from the ADC voltage input as well as redundant input isolation with respect to each output of this transmitter W...

Page 35: ...capacitor is recommended at the load High frequency noise may be reduced or eliminated by placing a 0 1uF or 0 01uF capacitor directly across the load this can also raise RF immunity Output Ambient Te...

Page 36: ...0 change in load resistance Output Compliance and Load Resistance Equation 7V minimum is required for each transmitter channel A channel will drive up to 17V to a load with a 24V loop supply and 20mA...

Page 37: ...reason USB isolation is strongly recommended when connecting to a PC Otherwise in the absence of USB isolation and when connected to a grounded input 1 sensor a battery powered laptop could be used t...

Page 38: ...tegory Suitable for installation in a Pollution Degree 2 environment with an Installation Category Over voltage Category II rating per IEC 1010 1 1990 Shock Vibration Immunity Random vibration Designe...

Page 39: ...ours MTBF Years Failure Rate FIT1 25 C 1 177 353 hrs 134 4 years 849 4 40 C 783 595 hrs 89 5 years 1276 2 1 Note FIT is Failures in 109 hours Configuration Controls Refer to Operation Step By Step in...

Page 40: ...llowing table shows the revision history for this document Release Date Version EGR DOC Description of Revision 11 DEC 18 A BC MO Initial Release Version 16 JUN 2020 B BC ARP MTBF information and EMC...

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