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Summary of Contents for PIETRO FIORENTINI M-LOG Plus
- Page 1 Document classified as: 2 - Company Confidential M-LOG Plus Electronics TECHNICAL MANUAL MANUAL MT334-I Rev. 0.3 08/04/2022 1 - 22...
- Page 2 Document classified as: 2 - Company Confidential DISCLAIMER All rights reserved. No part of this publication may be reproduced, distributed, translated into any language, or transmitted by any electronic or mechanical means, including photocopying, recording, or any other means of storage and retrieval, for other purpose other than the purchaser's personal use, without prior written permission of the Manufacturer.
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Page 3: Table Of Contents
Suitability of the equipment for the installation place ....6 Power supply ................. 7 4.1 Battery (M-LOG PLUS A version) ..............7 4.2 External power supply (M-LOG PLUS T version) ..........9 User’s menu ................. 10 5.1 Diagnostic ...................... 11 5.2 Factory reset .................... -
Page 4: Features
Document classified as: 2 - Company Confidential Features M-LOG PLUS is an intrinsically safe RTU equipped with a GPRS / GSM modem (in option LaRaWan) designed for monitoring natural gas decompression plants. Data download, configuration setting and firmware update are possible both remotely and via local connection. -
Page 5: Certifications
II (1) G [Ex ia Ga] IIB Versions M-LOG PLUS A and M-LOG PLUS T can only be used with gas from the group IIA while the version M-LOG PLUS B can also be used with gas from the group IIB. -
Page 6: Suitability Of The Equipment For The Installation Place
Document classified as: 2 - Company Confidential Suitability of the equipment for the installation place In the case of use in areas with danger of explosion, it must be checked that the equipment provided is suitable for the classification of the area and any flammable substances present. The essential safety requirements against the risk of explosion in classified areas are established by Directive 2014/34 / EU of the European Parliament and of the Council of 26 February 2014 (as regards equipment) and 1999/92 / EC of 16 December 1999 (as regards the plants). -
Page 7: Power Supply
Do not short circuit. Do not heat or incinerate. Do not disassemble. Do not immerse in water. Do not recharge. Do not use the BU-BP battery pack for the M-LOG PLUS versions A and B. Use exclusively with the T version... - Page 8 Document classified as: 2 - Company Confidential Figure 2: Modem Battery Figure 1: CPU Battery After installing the RTU or replacing the battery pack, it is necessary to realign the battery meters. The realignment of the residual autonomy indicators must be done through the following procedure: 1.
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Page 9: External Power Supply (M-Log Plus T Version)
It is NOT allowed to use the external power supply and a battery pack other than BU-BP at the same time. M-LOG PLUS is powered by an external device, the M-POWER. The remote power supply is available both for solar panel source (PP version) and for mains power supply with 12Vdc output (INS version). -
Page 10: User's Menu
Document classified as: 2 - Company Confidential User’s menu Under normal operating conditions M-LOG PLUS keeps the display off. To access the main menu, press the OK button. You can navigate in the menu using the keys . the keyallows you to access the submenus if available. -
Page 11: Diagnostic
Document classified as: 2 - Company Confidential 5.1 Diagnostic The diagnostic information shown in the string on the display reports the status of each diagnostic bit in hexadecimal format: each bit, when set equal to 1, indicates a specific anomaly. VISUALIZZAZIONE A DISPLAY FUNCTION n.bit... -
Page 12: Installation
Opening the lid removes the metric seals Refer to chapter 8 for the characteristic parameters of intrinsically safe circuits Figura 7: Morsettiera M-LOG PLUS Figure 5 Clamps MLog Auxiliary inputs AIN1, AIN2 accept analog signals from galvanically isolated instruments. Refer to Chapter 8 for safety parameters for electrical coordination. -
Page 13: Prescaler
Document classified as: 2 - Company Confidential PSW3 Piezoresistive Pressure Sensor 3 – input power – negative Ground Ground Digital Input 1 Digital Input 2 Digital Input 3 Digital Input 4 Digital Input 5 Digital Input 6 Digital Input 7 Digital Input 8 Digital Input 9 DI10... -
Page 14: M-Power Clamps
Document classified as: 2 - Company Confidential 6.3 M-Power clamps Main board Figure 7: Clamps M-Power CLAMP. DEN. FUNCTION Vin+ Power Supply Input - Positive Vin- Power Supply Input - Negative RS485 A RS485 EXPANSION LINE+ RS485 B RS485 EXPANSION LINE- RS485 A RS485 LINE+ RS485 B... - Page 15 Document classified as: 2 - Company Confidential I/O Expansion LINK POS. FUNCTION 1 – 2 AIN3 +-5V FS o 4-20mA (LK3) 2 – 3 AIN3 0 +- 20V FS Open AIN3 Open Open AIN0 Voltage Closed AIN0 Current Open AIN3 Voltage Closed AIN3 Current Open...
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Page 16: Communication With The Operations Centre
Document classified as: 2 - Company Confidential Communication with the operations centre M-LOG PLUS can be configured for different types of communication towards the remote control and remote management center. All the modes listed below are available both in the battery version and in the remote powered version (solar panel or mains voltage). -
Page 17: Identification
Document classified as: 2 - Company Confidential Identification M-LOG PLUS is identified by a front plate on which are reported: CE Marking ATEX Certificate number Version (A, B, T) Protection mode identification string Serial number Year of production Maintenance There are no scheduled maintenance operations. -
Page 18: Technical Specifications
Document classified as: 2 - Company Confidential Technical specifications MECHANICAL Casing Dimensions (L X H X P) 210x150x80 mm Pressure Sensors Dimensions (L X H X P) 62 X 28 X 28 mm Pressure Sensors Dimensions – headroom (L) 50 mm IP Protection 66 / 67 ENVIRONMENT... -
Page 19: I/O Characteristic Parameters
Document classified as: 2 - Company Confidential 11.1 I/O characteristic parameters Digital Inputs 1-8 Parameter Value (Ver. A) 6,5mA 10mW N.A. N.A. 10μF 47μH Nota 1 5μH Value (Ver. B) 6,5mA 10mW N.A. N.A. 10μF 47μH Nota 1 2,5μH Value (Ver. T) 6,5mA 10mW N.A. -
Page 20: Power Supply Lines Characteristic Parameters
11.2 Power supply lines characteristic parameters External battery – A version If you decide to power the modem section of M-LOG PLUS version A with an external battery pack, the following characteristic parameters must be taken into consideration: Parameter Uo... - Page 21 2,5 μH Table 11.11.2-1 The values of the capacitance Ci of the inductance Li presented by M-LOG PLUS version B refer to the equipment only, without connections to external transducers or to other equipment. The actual capacitance and inductance values must take into account the capacitance and inductance values of the peripherals connected to the M-LOG PLUS terminals.
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Page 22: Disposal
Document classified as: 2 - Company Confidential Disposal Exhausted batteries contain substances that are hazardous to the environment and are subject to mandatory separate collection. CER 160605. The equipment must be disposed of in accordance with current regulations. CER 160216 MT334-I Rev.
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