Page 2 - Product User Guide; FCC Notification; This device may not cause harmful interference and; 00MHz Directional Antenna
DATA-LINC GROUP PN 161-09981-002C Product User Guide FCC Notification This device complies with part 15 of the FCC rules. Operation is subject to the following conditions: 1) This device may not cause harmful interference and 2) This device must accept any interference received, including interferen...
Page 3 - Table of Contents; Page
DATA-LINC GROUP 1 DDAA1000/SRM User Guide PN 161-09981-002C rev 8/04 Table of Contents Page Introduction 3 Discrete Operation 5 Analog Operation 8 Changing System or Radio Configurations 12 Technical Specifications 13 Troubleshooting 14 Technical Support 15 Return Material Authorization 15 Contact I...
Page 5 - Introduction
DATA-LINC GROUP 3 DDAA1000/SRM User Guide PN 161-09981-002C rev 8/04 Introduction The DDAA1000/SRM and DD1000/SRM are discrete/analog signal multiplexers. They are designed to provide increasedcommunication distance where wire lengths are too long or not possible. In general, these units behave as i...
Page 7 - Discrete Operation; Requirements; Connections; Figure 3: Simplified Open Collector; Common; ly
DATA-LINC GROUP 5 DDAA1000/SRM User Guide PN 161-09981-002C rev 8/04 Discrete Operation Requirements 1. The outputs of the units cannot directly drive a relay. The digital outputs are open collector current sinking to the common ground. An external power supply must be used to provide DC power to an...
Page 8 - Master
DATA-LINC GROUP 6 PN 161-09981-002C rev 8/04 DDAA1000/SRM User Guide Point-to-Point Discrete Operation The following illustrates an example of a point-to-point discrete system. The “Contact Closure Input” may be as simple as abare wire or be connected to an output of an I/O module. This is an exampl...
Page 10 - Analog Operation; Specifications; Sensor
DATA-LINC GROUP 8 PN 161-09981-002C rev 8/04 DDAA1000/SRM User Guide Analog Operation Specifications 1. This unit does not provide loop power to devices.2. The outputs can operate on loops with a maximum total resistance of 300 ohms.3. The resolution of this unit is 8 bits with accuracy of 2%.4. All...
Page 11 - Figure 7: Connection of a flow meter to the DDAA1000/SRM unit; Flow Meter; Master or Remote
DATA-LINC GROUP 9 DDAA1000/SRM User Guide PN 161-09981-002C rev 8/04 Figure 7: Connection of a flow meter to the DDAA1000/SRM unit Flow Meter 4-20mA Out In from Sensor B A Pwr 4-20mA Input 4-20mA Output G 1 2 3 4 5 6 7 8 G 1 2 3 4 5 6 7 8 1 2 - 2 4 V D C S u p p ly + - L o o p P o w e r Master or Re...
Page 14 - Changing System or Radio Configurations; Figure 9: Layout Drawing
DATA-LINC GROUP 12 PN 161-09981-002C rev 8/04 DDAA1000/SRM User Guide Changing System or Radio Configurations To access the system or radio setups the user must remove all connectors from the DDAA1000/SRM or DD1000/SRM,then remove the cover and change the jumpers at location P1 and P2, and add a ser...
Page 15 - Technical Specifications
DATA-LINC GROUP 13 DDAA1000/SRM User Guide PN 161-09981-002C rev 8/04 Technical Specifications ChannelsDD1000/SRM has 8 discrete inputs and 8 discrete outputs.DDAA1000/SRM has 8 discrete inputs, 8 discrete outputs, 8 analog inputs and 8 analog outputs. Channel SpecificationsAnalog: 2% accuracy or be...
Page 16 - Troubleshooting; My analog output reads 4 mA all the time.
DATA-LINC GROUP 14 PN 161-09981-002C rev 8/04 DDAA1000/SRM User Guide Troubleshooting I have the units setup on a bench for testing, but the Master’s status LED keeps flashing or is solid and I donot have a carrier. When shipped, the units are setup for a maximum transmit power of 1 watt. If there a...
Page 17 - Corporate Office
DATA-LINC GROUP 15 DDAA1000/SRM User Guide PN 161-09981-002C rev 8/04 Technical Support Data-Linc Group maintains a fully trained staff of service personnel who are capable of providing complete productassistance. They can provide you with technical, application and troubleshooting, spare parts and ...
Page 18 - Appendix A; Enclosure Dimensions; TOP; SIDE
DATA-LINC GROUP 16 PN 161-09981-002C rev 8/04 DDAA1000/SRM User Guide Appendix A Enclosure Dimensions TOP 4 - 20mA OUTPUT PWR STATUS CONTACT CLOSURE INPUT 8 7 6 5 4 3 2 1 G CONTACT CLOSURE OUTPUT 8 7 6 5 4 3 2 1 G 4 - 20mA INPUT DATA-LINC GROUP (425) 882-2206 DDAA1000/SRM/M Rx CD T x 6.85 G 1 2 3 4 ...
Page 19 - Appendix B; Figure 10: PCB Layout
DATA-LINC GROUP 17 DDAA1000/SRM User Guide PN 161-09981-002C rev 8/04 Appendix B Figure 10: PCB Layout DDAA1000 - DD1000 Configuration The system configuration parameters are stored in an EEprom memory. This memory can only be changed by the onboardmicroprocessor using serial commands via port P3. T...
Page 21 - If you lost the program DDAAEEprom.exe; Make sure the CapsLock light is set ON at your keyboard.
DATA-LINC GROUP 19 DDAA1000/SRM User Guide PN 161-09981-002C rev 8/04 The number of analog values received from a remote is the same as the number of analog inputs sent to a remote. If aDDAA remote unit has no analog input/outputs assigned it must have an address(1 to 7) higher than any remote using...
Page 23 - network ID; Table 2: Terminal Settings; ti
DATA-LINC GROUP 21 DDAA1000/SRM User Guide PN 161-09981-002C rev 8/04 Appendix C Radio Configuration The radio module in the DDAA1000/DD1000 can be set to suit your particular application. All adjustments are done throughthe built-in setup program, with a user interface that eliminates the need for ...
Page 25 - Figure 12: Mode Menu
DATA-LINC GROUP 23 DDAA1000/SRM User Guide PN 161-09981-002C rev 8/04 Main Menu Option (0): Set Operation Mode When item (0) is selected, the Operation Mode Menu appears as shown in figure 12. The Operation Mode option is used todesignate the method in which the particular DDAA1000/SRM will be used....
Page 27 - Table 3: Available data word length and parity selections
DATA-LINC GROUP 25 DDAA1000/SRM User Guide PN 161-09981-002C rev 8/04 Main Menu Option (1): Set Baud Rate When option (1) is selected you will be able to change the radio modem’s RS-232 baud rate. This is the communication ratebetween the radio modem and the instrument to which it is connected. It i...
Page 28 - Figure 13: Call Book Menu
DATA-LINC GROUP 26 PN 161-09981-002C rev 8/04 DDAA1000/SRM User Guide Main Menu Option (2): Edit Call Book If the DDAA1000/DD1000 system is only two (2) units, one Master and one Remote, then either Point-to-Point or Multipointmodes can be used. If the system has more than one Remote, then Point-to-...
Page 30 - Main Menu Option (3): Edit Radio Transmission Characteristics; Figure 14: Radio Parameters Menu
DATA-LINC GROUP 28 PN 161-09981-002C rev 8/04 DDAA1000/SRM User Guide Main Menu Option (3): Edit Radio Transmission Characteristics When option (3) is selected in the main menu the screen in figure 14 appears, which allows the user to modify the radiotransmission characteristics of the radio modems....
Page 31 - Table 5: Maximum Packet Size Settings where RF Data Rate=3; Maximum Setting; Minimum Setting
DATA-LINC GROUP 29 DDAA1000/SRM User Guide PN 161-09981-002C rev 8/04 Table 4: Minimum Packet Size Settings (bytes) Table 5: Maximum Packet Size Settings where RF Data Rate=3 Maximum Setting 0 1 2 3 4 5 6 7 8 9 0 8 4 2 0 4 6 5 2 7 8 8 4 0 1 0 2 1 6 3 1 2 5 1 1 2 1 8 2 4 4 0 6 6 7 2 9 8 0 1 4 2 1 0 4...
Page 33 - Table 6: Power Transmit Settings
DATA-LINC GROUP 31 DDAA1000/SRM User Guide PN 161-09981-002C rev 8/04 (5) RF Xmit Power The DDAA1000/SRM offers users the ability to modify the Transmission Power of the radio modem. There are 10 power settings available (1-10) which are roughly linear. Therefore a setting of 10 is full power (or 1 ...
Page 39 - No setting used; Repeaters
DATA-LINC GROUP 37 DDAA1000/SRM User Guide PN 161-09981-002C rev 8/04 SubNet IDThe DDAA1000/SRM series modems offer a SubNet ID system for use in multi-point networks using Network ID. This featureallows the users to dictate what path a given repeater or remote will use to achieve a link to the netw...
