BECKHOFF FM33xx User Manual

Technical Documentation for

FM33xx - TC-Plug

Applies to all FM33xx types
SW_VERSION 0xB0FA, 2000-25-05

Version: 1.6
Date: 2007-12-21

Table of contents

Table of contents

1. Foreword 1

Notes on the Documentation 1

Liability Conditions 1

Safety Instructions 2

Safety Rules 2
State at Delivery 2
Personnel Qualification 2
Description of safety symbols 2

2. Introduction 3

Overview 3

3. Technical data 3

Mechanical structure 3
Electrical data 4

Fieldbus-specific data 5
Pin assignment for the round connector 6
Pin assignment for the 24-pin connection strip 7
Pin assignment for the 64-pin connection strip 8

4. Functional description 9

The interfaces 9

Round connector 9
PE connection 10
Connecting strip for thermocouples 10
Configuration interface 10
Switches for the station address 10

Thermocouple measurement 11

Input circuits 11
Broken lead detection 11
Cold junction compensation 11

Back voltage protection 12

How the back voltage protection operates 12

Start-up procedure and diagnostics 13

Operating modes 13
Status display LEDs 13
Error codes for the thermocouple inputs 14
PROFIBUS error codes 14

Peripheral data in the process image 15

5. I/O configuration 16

Configuration in the TwinCAT System Manager 16
Configuring the PROFIBUS master 16

Linking of the TC-Plug 18
Linking the TC-Plug modules using the GSD file 20

Linking into the Simatic Manager 21
Configuration of the TC-Plug modules 22

Channel settings for the TC-Plug modules 23
Channel configuration by means of DPV1 services 24

Multiplex mode channel data in the TwinCAT System Manager 25
Protocol for the cyclical data transfer in multiplex mode 26

FM33xx

Table of contents

6. Register description 27

General description of registers 27
TC-Plug - channel-specific register description 30
Register table 33

7. Appendix 34

Support and Service 34

Beckhoff's branch offices and representatives 34

Beckhoff headquaters 34

FM33xx

Foreword

Foreword

This description is only intended for the use of trained specialists in control

The responsible staff must ensure that the application or use of the

Notes on the Documentation

and automation engineering who are familiar with the applicable national
standards. It is essential that the following notes and explanations are
followed when installing and commissioning these components.

Liability Conditions

products described satisfy all the requirements for safety, including all the
relevant laws, regulations, guidelines and standards.

The documentation has been prepared with care. The products described
are, however, constantly under development. For that reason the
documentation is not in every case checked for consistency with
performance data, standards or other characteristics. None of the
statements of this manual represents a guarantee (Garantie) in the
meaning of § 443 BGB of the German Civil Code or a statement about the
contractually expected fitness for a particular purpose in the meaning of

§ 434 par. 1 sentence 1 BGB. In the event that it contains technical or
editorial errors, we retain the right to make alterations at any time and
without warning. No claims for the modification of products that have
already been supplied may be made on the basis of the data, diagrams
and descriptions in this documentation.

© This documentation is copyrighted. Any reproduction or third party use of
this publication, whether in whole or in part, without the written permission
of Beckhoff Automation GmbH, is forbidden.

FM33xx 1

Foreword

The responsible staff must ensure that the application or use of the

All the components are supplied in particular hardware and software

This description is only intended for the use of trained specialists in control

The following safety symbols are used in this operating manual. They are

Safety Instructions

Safety Rules

products described satisfy all the requirements for safety, including all the
relevant laws, regulations, guidelines and standards.

State at Delivery

configurations appropriate for the application. Modifications to hardware or
software configurations other than those described in the documentation
are not permitted, and nullify the liability of Beckhoff Automation GmbH.

Personnel Qualification

and automation engineering who are familiar with the applicable national
standards.

Description of safety symbols

intended to alert the reader to the associated safety instructions.

This symbol is intended to highlight risks for the life or health of personnel.

Danger

This symbol is intended to highlight risks for equipment, materials or the

Warning

Note

environment.

This symbol indicates information that contributes to better understanding.

2 FM33xx

Introduction

Introduction

The various implementation levels of the TC-Plug differ in the number of

Overview

thermocouple input channels (12 channels or 32) and in the type of
thermocouple implemented (J or K type).

Technical data

Side view of the TC-Plug

Mechanical structure

Technical data
(Version 1F.1 26.05.2000)

Dimensions

Connector Hood

Connector to Thermocouples

Contacts

Coding system

Power supply and PROFIBUS

connection

FM3312 FM3332

120mm x 52mm x 129mm, ,length x wide x height
Han24B (Harting)
Han24E Han64D
Hard gold plated
With coding pins in the connector
Round-Connector, DIN 45322 (series 423, 723 Binder)

Shield of the Round-Connector is connected to the plug

FM33xx 3

Technical data

Electrical data

The following tables provide a summary of the electrical and fieldbus-

specific data related to the TC-Plug.

Technical data
(Version 1F.1 26.05.2000)

General technical data

Power supply

typical operating current

max. operating current

Power supply input protection

Reverse voltage

Over voltage

Potential separation

Thermocouples / PROFIBUS

Thermocouples / Supply Voltage

Supply Voltage / PROFIBUS

Ambient temperature

Operating temperature

Storage temperature

Type of protection

Vibration

Shock

Vibration

EMC immunity / EMC emission

Approvals

Thermocouple technical data

Number of Inputs

Type of Input

Connection

Wiring length

Thermocouple sensor type

Common mode input voltage range

Common mode rejection
Common mode rejection

Normal mode rejection

Resolution

Linearization Error

FM3312 FM3332

24 VDC, +- 20% (19,2...28,8 V)
90 mA (24 V) 100 mA (24 V)
120 mA (24 V) 130 mA (24 V)

min. -35V
max. 35V

500 V
500 V
100 V

0...+55°C

-25...+85°C

plug: IP65 (PROFIBUS-Connector: IP67)

EN 60068-2-6
10 Hz <= f <= 57 Hz: 0,075mm Amplitude
57 Hz <= f <= 150 Hz: 1,0 g

EN 60068-2-27/29
15 g, 11 ms

conforms to EN 60068-2-6 / EN 60068-2-27, EN 60068-2-29
conforms to EN 61000-6-2 / EN 61000-6-4
CE, cULus*
For the compliance of the cULus requirements use 4 Amp. fuse or

*)

class 2 power supply!

12 32
Differential Input,

mV measurement,
high impedance grounded
no electrical separation

two wire, direct connection
max. 10 meter

type K:-100...1370°C
type J:-100...900°C

-8 V...+8 V
typical 90 dB (independent from conversion time)
typical 150 dB (at 50 Hz or 60 Hz Rejection)
typical 98 dB (at 50 Hz or 60 Hz Rejection)

0.1°C per digit
+-0,1°C (voltage to temperature)

rms

rms

rms

4 FM33xx

Technical data

Technical data
(Version 1F.1 26.05.2000)

Cold junction compensation Error

Calibration Error

Nonlinearity Error

Temperature Drift

Temperature nonlinearity

Cold junction compensation

Conversation time (per channel)

Data update time

Wiring fail indication

Back voltage indication

Back Voltage Range

Switch off time

Input resistance for current limitation

Input voltage

Input protection mechanism

Range of Input protection

Earth connection The plug must be connected to protective earth with the earth-

FM3312 FM3332

+- 0,1 C (voltage to temperature)
+- 0,3°C (Offset and linearization)

+- 0,1°C
+- 0,1°C
+- 0,2°C
+- 0,1°C

Internal (temperature measurement in the plug)
Adjustable

50 ms (60 Hz Common Mode Rejection)
60 ms (50 Hz Common Mode Rejection)

200 ms (60 Hz)
230 ms (50 Hz)

Yes (Open Thermocouple)

>10 V, < -10 V
3 ms, max.
2400 R, typical

100 Vac between TC+ and TC- of each channel
240 Vac above Protective Earth
415 Vac to other TC

Current limitation
Channel disconnect

240 Vac,dc

connector in the plug!

Fieldbus-specific data

Technical data
(Version 1F.1 26.05.2000)

Field bus protocol
Transmission rate

Address configuration

Status LED

FM3312 FM3332

PROFIBUS DP, EN50170
Max. 12Mbaud
Setting via two rotary switches
RUN, BF (Bus Failed), ERR (Error)
TC Run, TC Err

FM33xx 5

Technical data

Pin assignment for the round connector

Round connectors

round connector

for input

round connector

for output

Pin assignment (Module) Male Connector

(Input)
PROFIBUS
PROFIBUS

PROFIBUS Termination
PROFIBUS Termination

Power supply
Power supply

pin 1 A = RxD / TxD-N A = RxD / TxD-N
pin 2 B = RxD / TxD-P B = RxD / TxD-P
pin 3 GND
pin 4 +5V
pin 5 +24V +24V
pin 6 0V 0V

Female Connector
(Output)

Protect the power supply (24 V) by using a fuse (max. 4 A, medium time­lag), to protect the modules in case of short circuit at the hybrid cable

Attention

(PROFIBUS / Power Supply).

6 FM33xx

Technical data

Pin assignment for the 24-pin connection strip

Pin assignment FM3312

pin 1 TC1+ pin 13 TC1­pin 2 TC2+ pin 14 TC2­pin 3 TC3+ pin 15 TC3­pin 4 TC4+ pin 16 TC4­pin 5 TC5+ pin 17 TC5­pin 6 TC6+ pin 18 TC6­pin 7 TC7+ pin 19 TC7­pin 8 TC8+ pin 20 TC8­pin 9 TC9+ pin 21 TC9­pin 10 TC10+ pin 22 TC10­pin 11 TC11+ pin 23 TC11­pin 12 TC12+ pin 24 TC12-

FM33xx 7