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Related Manuals for CARLO GAVAZZI MDI 40 TF - CONFIGURATION SOFTWARE
Summary of Contents for CARLO GAVAZZI MDI 40 TF - CONFIGURATION SOFTWARE
- Page 2 Digital Meter...
- Page 3 ENGLISH MDI40 TF Rate meter and controller OPERATING INSTRUCTIONS • General Features • Technical Features • Installation • Preliminary Operations • Front Panel Description • Operating mode Important: We suggest you keep the original packing for a further shipping of the instrument. In order to guarantee a correct use of the instrument, we recommend the user to carefully read the present instruc- tion manual.
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Page 4: General Features
CARLO GAVAZZI Instruments •operating mode; Multi-range P-based panel rate meter •scaling; •display; MDI40.TF •commands; rev. 0 •alarm set-points; •filter; OPERATING INSTRUCTIONS •analogue output; •serial output. Important: We suggest you keep the original packing for a further shipping of the TECHNICAL FEATURES instrument. - Page 5 DC: NAMUR: ON 1mADC; OFF 2.2 mADC Output type: 2 contacts SPST, NO, 5A/250VAC/VDC 40W/1200VA, DC: TTL (pins 6 to 4): ON > 4VDC; OFF 2VDC. 130.000 cycles. DC: Free of voltage contact: ON<1K ; OFF>20K . Min. response time: < 400 msec. filter excluded. AC: PICK-UP voltage up to 100VAC: ON >...
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Page 6: Installation
EXCITATION OUTPUT (ON REQUEST) PROTECTION DEGREE / WEIGHT 15VDC / 40mA (12VDC / 60mA) (non-stabilized) IP 65 (standard), 470 g. approximately (included analogue output and POWER SUPPLY INPUT packing) 230VAC -15% +10% 50/60Hz (standard) (200mAT protection fuse*); 115 VAC -15% +10% 50/60Hz (on request) (200mAT protection fuse*); Input RL1 Output RL2 Output... - Page 7 Signal from a 2-wire inductive proximity Mounting sensor (NAMUR). NOTE: When using Insert the instrument into the panel and fasten it by fixing the two lateral a NAMUR input, the terminals 5 and 6 brackets (1) supplied with the instrument to the appropriate location (2), must be jumpered.
- Page 8 Double input signal from 2 capacitive or AC signals from pick-up up to 100VAC inductive switches, type NPN or PNP, 3 wires. NOTE: when using a NPN or PNP in- put, the terminals 6 and 7 must be jumpered. AC signals up to 500VAC General connection label for MDI40.TF2...
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Page 9: Front Panel Description
The command input (display hold function or key-pad disabling) must be FRONT PANEL DESCRIPTION connected across the terminals 3 and 4 (only free of voltage contact). The voltage signals must be connected as follows: • 500V, channel A to the terminals 1 and 5, channel B to the terminals 3 and 5. -
Page 10: Operating Mode
Displays highest measured value (peak function); modification of the selection or programming will not be saved if the Displays lowest measured values (valley function); key has not been previously pressed) For longer than 2 seconds: acknowledge of an alarm (if the 2. - Page 11 "PAS" message for the second time; enter the desired numerical code The value shown on the display is continuously compared with the value of the two set-points and of the other parameters, thus generating the using the " " or " "...
- Page 12 Glossary of displayed symbol: F1 : frequency, tachometer, rate mode A or B channel • : protection key: programmable from 0 to 255. Input A • InP : input range selection menu: HOLD Input r1 : from 0.001 to 500 Hz or from 2ms to 1000s;...
- Page 13 Pu.2*PS.2). This result represents the difference between the input F4 : A/B, frequency (speed) ratio mode channels and can be used when the speed difference between two conveyor belts has to be as low as possible without considering the Input A/B reference speed of the first conveyor (in any case within a well known HOLD value that can be controlled by the available alarm set-point) in order to...
- Page 14 mixture deviation that is connected to the quality result of the mixture if the time base is, for instance, three times the period being measured itself. (see figure below), the updating of the display is made at the end of the time base (end gate time) as average calculation of the measured F6 : 1/A, period or average period mode periods P=(P1+P2+Pn)/n...
- Page 15 "counter clockwise rotation". Such kinds of signals are normally gener- • SCA: scaling factor programming ated by standard encoders. menu. This menu allows to scale the input signals coming from both A and B meas- uring channels in such a way that they can be shown on the display as a rate, a frequency, a period or a speed.
- Page 16 What is the meaning of "prescaler"? It's a multiplier used to multiply the For instance, if the wheel has 30 cogs (30 references) that can be measured frequency by a programmable value in order to achieve the detected by an inductive proximity switch, at the end of its rotation it desired value on the display.
- Page 17 sec., therefore the "t.bA" would be "0.6", better if "0.7". Second example: "oPr": to perform the measurement of a "speed" you have to choose if you have to measure the speed difference between two wheels, the "F1" function detected by 2 inductive sensors, that have the following data: "SCA"...
- Page 18 0.15 sec., therefore the "t.bA" would be "0.15", better if "0.2". that means: PS = (value to be displayed * Pu.1) / (Fa - Fb), that makes: "oPr": to perform the measurement of a "speed difference" you have (100 * 4) / 6.66 = 60.06, that means: 60.06=A*10 to choose the "F2"...
- Page 19 Where: • Cnd : auxiliary command selection d = diameter of the circumference menu n = number of pulses per revolution r1 : display HOLD. r2 : key-pad disabling. dSY : display parameter programming t.in : activation time of the auxiliary menu input, programmable value: 20 <...
- Page 20 Example: can be reset only if the "F" key will be held down for at least 2 seconds). “do” alarm, if “SEt”=2200 (value of the ON alarm status) and the do.L : down alarm with latch ( the alarm hysteresis “HYS”=12, the resulting OFF value (end of alarm status) is: can be reset only if the "F"...
- Page 21 • FiL : filter parameter programming played value, the control set-points and menu. the analogue output. This function allows you to stabilize the NOTE: for a correct working of the instruments digital display, in order to filter, the relative coefficient must sat- obtain steady readings and better con- isfy the following relationship: 1 <...
- Page 22 100 * 4mA/20 = 20%, therefore enter 20.00. • S.ou: selection menu of the serial communication output. Example: minimum measured value = 100, that must correspond to a : programmable address value: retransmitted signal of 1V. 1 < Add < 255 b.dr : programming of the data baud “Lo.A”...