Meriam M2110F SMART FLOW GAUGE Manuel d'utilisateur

9R142 Dated 2/1/11 1 Meriam’s M2110F Smart Flow Gauge is a microprocessor-based pressure sensing device with algorithms to calculate flow.

10 4.2.4 PRGM or ENTER Mode of Operation PRGM Document Symbol: (PRGM/Enter→) Measure Mode Selects Program Mode, which allows access to the progra

11 5 PROGRAMMING IMPORTANT: Programmable registers above P0 cannot be adjusted unless the correct lockout code is entered or the lockout code is dis

12 5.1 PROGRAMMABLE REGISTER LIST All M2110F Flow Gauges have programmable registers that allow the gauge to be configured to fit the flow measureme

13 6 STARTUP REQUIREMENTS The initial power up of the M2110F Flow Gauge will require register configuration to match the requirements of the applic

14 6.4 Low Flow CutOff 1. Access P4: Low Flow CutOff 2. Sets a flow level for which the readout LCD and serial port devices will display a clamped

15 7.1.2 RE-ZEROING THE GAUGE / OUTPUTS ENABLED (P5=1, 2 or 3): 1. Gauge in MEASURE MODE with zero flow through primary element 2. Press the UP A

16 8 ENGINEERING UNITS The Engineering units are modified as part of the P9: B-Coefficient/Flow Constant editing process. The purpose of this dep

17 9 PROGRAMMABLE REGISTERS 9.1 P0 – LOCKOUT CODE This feature provides security in the Smart Gauge. It is designed to prevent unauthorized person

18 9.3 P2- DISPLAY DAMP RATE The Smart Gauge has a selectable damping rate, which is used to filter the display. The damp rate setting is approximat

19 9.5 P4 – LOW FLOW CUTOFF This register is used by the gauge to set a minimum active displayable flow value. Once the flow measurement falls belo

2 Table of Contents 1 OVERVIEW...

20 9.6 P5 – SETPOINT OPTIONS This register defines the output action for SetPoint and Current Loop models. Note that if an output is disabled by th

21 9.7.3 Data Entry These programmable registers are entered in the current Engineering Unit used by the gauge, which are illuminated during edit of

22 9.8 P8 – DEADBAND This register is found on the SetPoint model only. The deadband can be set to 0 (disabled), 0.1, 0.2, 0.5, 1, 2, 5 and 10% of f

23 9.9 P9 – FLOW MEASUREMENT B-COEFFICIENT The Flow Gauge calculates flow based on the differential pressure that develops across the primary elemen

24 4. The display shows the exponent value for P9. Press the UP or DOWN ARROWS to change the exponent digit. • Press PRGM/ENTER to enter the digit,

25 GAUGE IN MEASURE MODE 1. Press PRGM/ENTER to access P0 prompt 2. If lockout is in-active prompt will be P0 • Increment P# using UP ARROW until P

26 11 SERIAL PORT SERVICE The M2110F Smart Flow Gauge SetPoint and Current Loop models provide RS-232C communication capability. To use the serial

27 While the serial port is transferring data, the other functions of the gauge are paused to allow this task to complete. In this paused state, the

28 12 ERROR CODES All Smart Gauge models have an error/message feature to inform the operator of problems with the operation or programming of the g

29 13 SUPPLEMENTARY INFORMATION 13.1 Application Example 13.1.1 Laminar flow element Primary Element: Laminar Flow Element (LFE) Model 50

3 9.3 P2- DISPLAY DAMP RATE ...18 9.4

30 14 INSTALLATION Differential pressure sensors have two pressure connections on the back of the gauge. The diagram below shows the correct connect

31 14.1 ELECTRICAL CONNECTIONS Setpoint models come with a terminal block interface while the Current Loop model comes with an eight-pin circular co

32 14.2 CURRENT LOOP MODEL WIRING 14.2.1 Current Loop Model Interface Connections The Current Loop Model connections are made through the supplied i

33 3.60 in. (92mm) 3.60 in. (92mm) PANEL MOUNT CUTOUT 14.3 OUTLINE DIMENSIONS 14.3.1 Panel Mounting 1. Make a ¼ DIN panel c

34 15 PRODUCT SPECIFICATIONS TYPE & RANGE: DN: Differential Non-Isolated CI: Compound Isolated GI: Gauge Isolated AI: Absolute Isolated D

35 Range Limits and Indication Sensor Hard Soft Certified Soft Hard Type Under Under Range Over Over Range Range (F.S.) Range Ra

36 16 Service and Calibration In the event an M2110 requires service or needs to be returned for factory recertification, battery replacement, or re-

4 1 OVERVIEW The Meriam Instrument M2110F Gauge is a microprocessor based flow-sensing device that can be used in conjunction with a primary flow el

5 2 Safety Warnings The table below defines the safety symbols, signal words and corresponding safety messages used in the manual to identify potenti

6 3 Certification / Safety / Warnings Fire/Explosion Hazard. This instrument is not intrinsically safe. DO NOT use or service in areas that may con

7 4 FRONT PANEL Warning All settings must only be entered by qualified personnel, paying particular attention to the safety and precautionary warni

8 4.1.2 Display Refresh Rate The M2110F Flow gauge converts signal data from the differential pressure sensor at a rate of ten conversions per second

9 4.2.2 ENGINEERING UNITS or UP ARROW Mode of Operation ENGUNITS Document Symbol: (Up↑) Measure Mode No function in this mode. Will generate e