Red-lion GEMINI 52 User Manual

THE ASTRO LINE SERIESGEMINI 5200 INSTRUCTION MANUALGEM52-wip.QXD 4/13/05 11:52 AM Page 1

INPUT CIRCUITRY & SET-UPThere are two independent input channels on the Gemini 5200. Various typesof sensor outputs can be accommodated by appropr

PROGRAMMING THE GEMINI 5200 IN DUAL RATE WITHOUT DISPLAY C MODEThe rate indicators use a time interval method (1/tau) to calculate the ratevalue. This

CODE 44 - RATE B MINIMUM/MAXIMUM UPDATE TIMEThe determination of the rate value uses a method in which the elapsed time ismeasured between the first a

CODE 52 - OUTPUT 1 TERMINATION MODESThe Gemini 5200 has four “Output 1 termination Modes” which control theway Output 1 will terminate or reset. In al

CODE 54 - OUTPUT 2 TERMINATION MODES (Cont’d)[54 3] TERMINATE AT MANUAL RESET - Output 2 activates when the rate isgreater than or equal to the Preset

CODE 63 - RATE A MINIMUM/MAXIMUM UPDATE TIMEThe determination of the rate value uses a method in which the elapsed time ismeasured between the first a

CODE 66 - “OPERATOR ACCESSIBLE FUNCTIONS” MODES (Cont’d)[66 -1][66 -2] These Modes are the same as above with the[66 -3] exception that manual reset i

PROGRAMMING THE A/B, (A-B)/B, AND A-B DISPLAY C MODESThis section will deal with the programming and operation of the Gemini 5200in the modes which in

CODE 42 - RESET BUTTON & TERMINAL ACTUATIONMODESThe Reset Button & Terminal Actuation modes control the effect that the resetbutton and termin

Note: When Preset tracking is enabled, before changing Preset 2 via serialcommunications, the Preset 2 value must be interrogated in order to establis

INTRODUCTIONThe Gemini 5200 is another unit in a multi-purpose series of industrialcontrol products that are field-programmable to solve multiple appl

CODE 54 - OUTPUT 2 TERMINATION MODESThe Gemini 5200 has four “Output 2 termination Modes” which control theway Output 2 will terminate or reset. In al

CODE 62 - RATE A CONVERSION FACTORThe Rate A Conversion Factor is used to convert Display A to indicate rate inthe desired time unit. See Appendix “F”

CODE 66 - “OPERATOR ACCESSIBLE FUNCTIONS” MODESThe Gemini 5200 has four basic levels of “Operator Accessible Functions”.Each of these levels can be mo

GEMINI 5200 PROGRAMMING EXAMPLE - SPEED RATIOA paper towel manufacturer needs to maintain a tight control on the speedrelationship of two rollers. Two

SCALING DISPLAY CScaling Display C is simply a matter of choosing the amount of decimal pointresolution that is desired for the application. This is a

GEMINI 5200 20 MA CURRENT LOOP COMMUNICATIONSThe Gemini 5200’s 20 mA Current Loop Communications Option allows a“two-way” serial communications link t

SENDING COMMANDS & DATA TO THE GEMINI 5200When sending commands to the Gemini 5200, a command string must beconstructed. The command string may co

SENDING COMMANDS & DATA TO THE GEM52 [Cont’d]As shown, all commands must be terminated with a “Command Terminator”(*or 2AH). The Gemini 5200 will

RECEIVING DATA FROM THE GEMINI 5200Data is transmitted from the Gemini 5200 when a “Transmit Value” or“Transmit per Print Options” command is sent to

CURRENT LOOP INSTALLATIONWIRING CONNECTIONSWhen wiring the 20 mA current loop, remove the 7-position terminal block(TBD), located on the right side of

-1-TABLE OF CONTENTSI. GENERAL DESCRIPTION 2A) Safety Summary2B) Programming The Gemini 52002C) Programming The Personality2D) Programming The Presets

COMMUNICATIONS APPLICATION-28-Note: A Serial Converter Moduleis available for interfacing anRS232 device to Geminis.PROCESS MONITORING SYSTEMFive Gemi

TROUBLESHOOTING GEMINI SERIAL COMMUNICATIONSIf problems are encountered when trying to get the Gemini(s) and host device orprinter to communicate, the

APPENDIX “A” - INSTALLATION & INPUT CONFIGURATION SWITCH SET-UPBefore installing the Gemini 5200 into the panel, the user should first becomefamil

SELECT AC POWER (115/230 VAC)The AC power to the unit must be selected for either 115 VAC or 230 VAC.The selector switch is located through an access

ADDITIONAL EMC INSTALLATION GUIDELINESAlthough this unit is designed with a high degree of immunity toElectroMagnetic Interference (EMI), proper insta

PRIMARY A.C. WIRINGFor best results, the A.C. primary power should be relatively “clean” and withinthe specified +/-10% variation limits. Drawing powe

-34-BLOCK DIAGRAM

-35-CONNECTIONS & CONFIGURATION SWITCH SET-UPS FOR VARIOUS SENSOR OUTPUTS (See Note 5)

Notes:1. SENSOR VOLTAGE AND CURRENTThe +12 V sensor supply voltage on the “DC OUT” terminal is nominal with+/-25% variation due to line and internal l

SENSOR INPUT CONNECTIONS & INPUT CONFIGURATIONSWITCH SET-UPThe accompanying diagram shows the details of the logic and magneticpickup circuitry. T

GENERAL DESCRIPTIONThe Gemini 5200 is a multi-function dual rate indicator which can fulfillalmost any rate indication application. The unit can opera

APPENDIX “B” - SPECIFICATIONS & DIMENSIONS1. DISPLAY: 6-digit 0.56" (14.2 mm) High LED display.2. POWER REQUIREMENTS:AC Power: Switch selecta

11. SERIAL COMMUNICATIONS:Type - Bi-directional 20 mA current loop, 20 mA source provided. (Powers upto 7 units in a loop with internal current source

APPENDIX “C” - TROUBLESHOOTING GUIDE-40-The majority of difficulties arising with the Gemini 5200 are related to incorrect hook-upand programming set-

-41-APPENDIX “C” - TROUBLESHOOTING GUIDEPROBLEM POSSIBLE CAUSE REMEDIESINCORRECT RATE READING 1. Input type incorrectly selected. 1. Check rear panel

-42-APPENDIX “D” - GEMINI 5200 DUAL RATE W/O DISP C FUNCTION COMMAND CODE SUMMARYCODE MODE DESCRIPTION COMMENTS41 UNIT PERSONALITY (-)Loads factory se

-43-APPENDIX “D” - GEMINI 5200 DUAL RATE W/O DISP C FUNCTION COMMAND CODE SUMMARYCODE MODE DESCRIPTION COMMENTS46 RATE B DECIMAL POINT & LEAD ZERO

-44-APPENDIX “D” - GEMINI 5200 DUAL RATE W/O DISP C FUNCTION COMMAND CODE SUMMARYCODE MODE DESCRIPTION COMMENTS56 RATE B RIGHT-HAND DUMMY ZEROS1 1 Dum

-45-APPENDIX “D” - GEMINI 5200 DUAL RATE W/O DISP C FUNCTION COMMAND CODE SUMMARYCODE MODE DESCRIPTION COMMENTS65 RATE A DECIMAL POINT & LEAD ZERO

-46-APPENDIX “E” - GEMINI 5200 DUAL RATE W/ DISP C FUNCTION COMMAND CODE SUMMARYCODE MODE DESCRIPTION COMMENTS41 UNIT PERSONALITY (-)Loads factory set

-47-APPENDIX “E” - GEMINI 5200 DUAL RATE W/ DISP C FUNCTION COMMAND CODE SUMMARYCODE MODE DESCRIPTION COMMENTS46 DISPLAY C DECIMAL POINT & LEAD ZE

Pressing the “E” key finalizes the change. The displaywill now show the rate value immediately.If you do not press the “E” key, the change will not be

-48-APPENDIX “E” - GEMINI 5200 DUAL RATE W/ DISP C FUNCTION COMMAND CODE SUMMARYCODE MODE DESCRIPTION COMMENTS55 TIMED OUTPUT 2 VALUE Range 0.01 to 59

-49-APPENDIX “E” - GEMINI 5200 DUAL RATE W/ DISP C FUNCTION COMMAND CODE SUMMARYCODE MODE DESCRIPTION COMMENTS65 RATEA&BDECIMAL POINT & LEAD Z

APPENDIX “F” - SCALING FOR RATE & DISPLAY CThe Gemini 5200 offers a simplified method of scaling the rate indicator. Themethod does not require ti

In situations where the Total Scale Factor is already in range of the ScaleFactor (0.0001 to 5.9999) and when there are no significant digits lost, th

RATE SCALING EXAMPLES (Cont’d)We now have all the information necessary to scale the rate. The Total ScalingFactor “KT”, is calculated using Formula #

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-57-APPENDIX “H” - ORDERING INFORMATIONMODEL NO. DESCRIPTION W/20 mA Current LoopPART NUMBERS115/230 VACGEM52 Gemini 5200 No GEM52060Yes GEM52160¾Gemi

PROGRAMMING THE PRESETS, SCALE FACTORS &TIMED OUTPUT VALUES [Cont’d]Note: A Timed Output Value of zero cannot be programmed into the Gemini5200. I

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LIMITED WARRANTYThe Company warrants the products it manufactures against defects inmaterials and workmanship for a period limited to one year from th

GEM52 / IM - I 4/05DRAWING NO. LP0161Red Lion Controls 20 Willow Springs CircleYork PA 17402Tel +1 (717) 767-6511Fax +1 (717) 764-0839Red Lion Con

FACTORY SETTINGSINITIAL FACTORY CONFIGURATION (DUAL RATE)Keys Struck Display Description4,1 41 1 Personality selected as DUAL RATE W/O DISP C4,2 42 3

FACTORY SETTINGS [Cont’d]DUAL RATE WITH SPEED DIFF. FACTORY SETTINGS *Keys Struck Display Description4,1 41 3 Personality selected as DUAL RATE W/SPEE

OPERATOR ACCESSIBLE FUNCTIONS WITHPROGRAMMING DISABLEDOne of the important features of the Gemini 5200 is the ability to disableprogramming. With this