Vemm Tec PTZ-BOX 3.0 User manual

IOM_Manual_EN_PTZ-BOX 3-0_097-102-003_2017 02.docx
GAS-VOLUME CONVERSION DEVICE
PTZ-BOX 3.0
Manual
Specifications
Technical Description
Mounting instructions
Configuration
Single-channel gas conversion device
Approved for installation in potentially explosive atmospheres.
February 2017

IOM_Manual_EN_PTZ-BOX 3-0_097-102-003_2017 02.docx
Safety Measures
This measurement device can be operated only by an operator trained in
compliance with the technical terms, safety regulations, and standards. It is
necessary to consider any other legal and safety regulations stipulated for special
applications. Similar measures also apply for special applications. Similar measures
also apply for using the accessories. The operator training must be in compliance
with Decree no. 50.1978 Coll.
The information in this manual does not have the power of a legal obligation from the
manufacturer’s side. The manufacturer reserves the right to implement changes. Any
changes in the manual or in the product itself can be performed at any time without any
previous alert, with the goal of improving the device or fixing any typographical or technical
mistakes.

IOM_Manual_EN_PTZ-BOX 3-0_097-102-003_2017 02.docx
TABLE OF CONTENTS
1Introduction ............................................................................................. 3
1.1 Basic device description....................................................................................... 3
1.2 Function principle................................................................................................ 4
1.3 Device dimensions............................................................................................... 8
2Device technical description ..................................................................... 8
2.1 Device architecture.............................................................................................. 8
2.2 Power supply....................................................................................................... 9
2.3 Security seals......................................................................................................12
2.4 Product label ......................................................................................................13
3Safety instructions...................................................................................14
3.1 General ..............................................................................................................14
3.2 Use in potentially explosive atmosphere.............................................................14
3.3 Risks of use.........................................................................................................14
3.4 Special conditions of use.....................................................................................15
3.5 Using different groups of gas ..............................................................................15
4Metrological characteristics ....................................................................16
4.1 Temperature measurement ................................................................................16
4.2 Pressure measurement.......................................................................................16
4.3 Compressibility calculation .................................................................................17
4.4 Volume measurement and calculation ................................................................18
5Inputs and outputs ..................................................................................20
5.1 Inputs.................................................................................................................20
5.2 Outputs ..............................................................................................................22
6Communication with the PTZ-BOX 3.0.....................................................24
6.1 RS-232 and RS-485 interfaces..............................................................................24
6.2 Optical interface IEC-1107...................................................................................26
7Functions.................................................................................................27
7.1 Parameter indication ..........................................................................................27
7.2 Actual values ......................................................................................................27
7.3 Archives .............................................................................................................28
7.4 Device configuration...........................................................................................31
7.5 Other device functions........................................................................................31
7.6 Securing the device against a change of metrological values ...............................32

IOM_Manual_EN_PTZ-BOX 3-0_097-102-003_2017 02.docx
7.7 Access passwords ...............................................................................................33
8Starting the device ..................................................................................37
9Operation................................................................................................38
9.1 Keypad ...............................................................................................................38
9.2 Menu system......................................................................................................39
9.3 Initial display ......................................................................................................39
9.4 Menu structure ..................................................................................................40
9.5 Quick Access Buttons..........................................................................................49
9.6 Change settings via the keypad ...........................................................................49
10 Mounting instructions .............................................................................51
10.1 Mechanical mounting of the device ....................................................................51
10.2 Cable connection, grounding...............................................................................54
11 Accessories (options)...............................................................................56
11.1 Assembly accessories..........................................................................................56
11.2 Intrinsically safe power supply............................................................................56
11.3 Barrier and communication modules ..................................................................56
11.4 GPRS communicators..........................................................................................56
11.5 Other accessories ...............................................................................................56
12 Specifications ..........................................................................................57
13 Intrinsically safe parameters ...................................................................62
14 Configuration ..........................................................................................64
14.1 Checking after installation ..................................................................................64
14.2 Connecting the PTZ-BOX 3.0 with a PC ................................................................64
14.3 Configuration with the GASCcomm software ......................................................65
14.4 Password in the device .......................................................................................76
15 Configuration examples...........................................................................78
15.1 Parameters display modes..................................................................................78
15.2 Setting the gas meter impulse factor...................................................................78
15.3 Pulse outputs setting ..........................................................................................81
15.4 Analogue output setting .....................................................................................86
15.5 Limits of measured values ..................................................................................89
15.6 Monitoring the external power supply................................................................91
15.7 Setting of communication with MODBUS protocol ..............................................93
15.8 Configuration of Quick Access buttons................................................................96

IOM_Manual_EN_PTZ-BOX 3-0_097-102-003_2017 02.docx
16 Exchange of pressure and temperature sensors ....................................100
16.1 Pressure and temperature sensor replacement procedure in the PTZ-BOX 3.0...100
16.2 Software settings for a new temperature sensor...............................................101
16.3 Software settings for a new pressure sensor .....................................................103
17 Additional external digital temperature or pressure sensor...................104
17.1Fitting an additional digital pressure or temperature sensor .............................104
17.2 Configuring the digital sensor in the parameter file ...........................................106
17.3 Final verification after replacement of a sensor or adding a digital sensor .........107
18 What if something does not work .........................................................109
19 Literature ..............................................................................................111
20 Documentation .....................................................................................111
21 Software................................................................................................112
22 Used trade marks ..................................................................................112
23 List of figures.........................................................................................113
24 List of Tables .........................................................................................114