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Siemens 7ML19985AB01 Initial Start UP, OCM-3 is asking which language you prefer to communicate

Models: 7ML19985AB01

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LEGEND

Press the associated programmer key:

Display shown on OCM-3:

Programmer key:

INITIAL START UP

After installation procedures have been completed, the OCM-3 may be powered up. Upon initial powering up, the unit momentarily displays:

and then scrolls through the available languages:

The OCM-3 is asking which language you prefer to communicate in!

0	(0) language	English language
	English	selected

advance to ‘F0’

F0 enter security code < - - -

7ML19985AB01

OCM III

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Siemens 7ML19985AB01 Initial Start UP, OCM-3 is asking which language you prefer to communicate, Language, English

Contents

Open channel Unit Repair and Excluded Liability Contact Smpi Technical Publications at the following address Table of Contents General Keypad Initial Start Up Fundamental Checks Start UPOperation Maintenance Error Codes 100 Communications 101 7ML19985AB01 Appendices OCM Short About thisIf you want to know about Read Product OCM » 20 to 50 C -5 to 122 F Specifications» range 20 or 4-20 mA » resolution IP65 enclosure Programmer » CE *, FM, CSA NRTL/C Transducer Temperature SensorCabling Auxiliary Input Communication SoftwareOutput » Belden Installing the OCM-3 InstallationOutline and Mounting OCM-3 Layout OCM-3 System DiagramCustomer device Ground shield at OCM-3 only Basic Wiring Temperature Sensor Installing the TransducerInstalling the Temperature Sensor Ground shield at OCM-3 only MA Output Relays Synchronization AC Power Power ConnectionsDC Power Disconnect power before installing or replacing the battery Installing the Memory BACK-UP BatteryInstalling the Programmer Communicating VIA Computer General Start UPKeypad Language Initial Start UPOCM-3 is asking which language you prefer to communicate English P0 language English P1 dimensional units Centimeters F13 auto zero calibration 160 Completed 7ML19985AB01 114100 Enter new time 114124-hr. time F5 ddmmyyyy date October 12 Fundamental Checks OCM Security OperationMemory Units Absolute vs. ratiometric Flow CalculationDisplay = constant For battery operation, set display lighting to off or auto Damping » 20 mA For battery operation, have relays energizing on alarmExample For relay » P6 * flow rate Flow Rate and Totalizing FAIL-SAFEFlow rate Logging Capacity Viewing the data log Blanking TemperatureTime and Date Emulation Mode Reset Voltage Input Current Input Flow Velocity InputAuxiliary Head Input As normal 7ML19985AB01 DC Output Diagnostic Aids100% head 4 m, enter 5 m Velocity Security access required‘D’ Parameter Listing Nominal target range OCM ‘F’ Parameter Listing Enter security code Emulation modeKeypad to mA output OCM Linear Velocity ‘P’ Parameter Listing= centimetres Gallons Flowrate Volume= absolute = ratiometric Flow rate units = imperial million gallons per day OCM = 4-20 mA = 0-20 mA 7ML19985AB01 OCM OCM Variable condition FixedUnits OCM ‘U’ Parameters for P3 Primary Element OCM Reference U0 = exponent U1 = k factor P4 = 0 only= constant factor U1 = head Typical SHARP-CRESTED Weirs Typical Weir Profiles Khafagi Venturi Typical Parshall Flume Typical Leopold Lagco ‘U’ parameters required ‘U’ parameters calculated BS-3680 Rectangular Flume = crest width = Cv = crest height = Cd = crest length = a BS-3680 Round Nose Horizontal Crest Weir Cv = velocity coefficient ¤ Refer to Operation \ Flow Calculation 7ML19985AB01 BS-3680 Trapezoidal Flume BS-3680 U-Flume, P3 = BS-3680 U-FLUME = crest width = C = crest height = Cp = crest length = head H and p applied to C BS-3680 Finite Crest Weir = gravitational acceleration = Ce x 2⁄3 ⎯⎯√2⎯g x be x he1.5 Where q = flow rate= approach width = Ce = crest width = K b = crest height = crest width He = effective head h + Kh = head Kh = 1 mm BS-3680 Thin Plate Rectangular Weir U0 = notch angle Alpha U1 = Ce BS-3680 Thin Plate V-NOTCH Weir U0 = crest width b Rectangular Weir Contracted Based on the Manning Formula = hydraulic radius = slope of hydraulic gradient Round Pipe U0 = maximum flume width, hmax PALMER-BOWLUS Flume U0 = maximum listed head, hmax Flume Universal Head vs FLOW, P3 = U0 = number of data points n, 4 to Flow, point A17 Head, point A18 Flow, point A13 Head, point A14Flow, point A15 Head, point A16 Flow, point A19 U0 = channel width B U1 = area h Rectangular Area X Velocity = head, cm = flow velocity, cm/sec Trapezoidal Area X Velocity For h ≥ d = B b/d Where q = flow rate, l/s= channel top width, cm = head, cm = channel base width, cm Modified Trapezoidal Area X Velocity U0 = base diameter D U1 = area h Channel Area x Velocity U0 = conduit diameter U1 = area h Circular Area X Velocity GULL-WING Area X VELOCITY, P3 = Gull Wing Area X Velocity EGG-SHAPED Area X VELOCITY, P3 = EGG-SHAPED Area X Velocity Universal Area X VELOCITY, P3 = Typical open channel Area Head Universal Area X VelocityA10 = OCM Maintenance Error Codes Computer Customer’sSerial printer Protocol for the OCM-3 is as follows Baud rate 102 Bipolar Current DB-9 connectorDB-25 connector Refer to Cvcc Instruction P35 = 7, print interval set for 7 minutes Date104 Remote OCM-3 display Local display Utilities Software Programmer Remote OCM-3 programming105 106 00.000000 99.12399.123000 7ML19985AB01 Typical OCM-3Display value 107 # = 0 through Content of P5 Response Stop data log down load Start data log down load109 Cable DB-25 connector 7ML19985AB01Standard modem Computer Telephone lines Remote modem Connect Establishing Communication111 Ending Communication 112 Rev