Introduction; Purpose Of The Manual; Intended Use; Unit Features - Danfoss MCB 152 Operating Instructions Manual

Introduction

1 1
1 Introduction

1.1 Purpose of the Manual

These operating instructions provide information for safe
installation and commissioning of the Safety Option MCB
152 for PROFIsafe communication.
The operating instructions are intended for use by
qualified personnel, see chapter 2.2 Qualified Personnel.
Read and follow the operating instructions to use the
safety option safely and professionally, and pay particular
attention to the safety instructions and general warnings.
Keep these operating instructions available with the safety
option at all times.

1.2 Intended Use

Safety Option MCB 152 is designed to activate and
deactivate safety functions of a frequency converter
through the PROFIsafe fieldbus. To use the fieldbus, the
®
VLT PROFINET MCA 120 option is required. The safety
functions of the safety option are implemented according
to EN IEC 61800-5-2.
The safety option:
•
Activates safety functions on request.
•
Sends status information to the safety control
system via a connected PROFINET fieldbus.
•
Activates the safe state when the option detects
errors.
The safety option is designed as a standard B option for
®
the VLT AutomationDrive FC 302.
The safety control system:
•
Activates safety functions via inputs on the safety
option and/or via the safe fieldbus.
•
Evaluates signals from safety devices, such as:
-
-
-
-
The safety devices are connected to digital inputs
of the safety option or digital input of the PLC.
•
Provides safe connection between the safety
option, and a safety control system.
•
Provides error detection on the signal between a
safety control system and the safety option at
activation of safety functions (shorts across
contacts, short circuit).
4
Safety Option MCB 152
E-STOP push buttons.
Non-contact Magnetic switch.
Interlocking switch.
Light curtain devices.
Danfoss A/S © 10/2014 All rights reserved.
Illustration 1.1 shows the set-up with the frequency
converter, Safety Option MCB 152, PROFINET MCA 120
option, PLC and safe input devices:
Safe PLC
MCA 120
PROFINET
MCB 152
Safety Option
37
STO
G
Illustration 1.1 FC 302 with Safety Option MCB 152 and a
Fieldbus Option

1.3 Unit Features

The safety option has the following features:
•
Safety functions: Safe Torque Off (STO) in
accordance with EN IEC 61800-5-2.
•
PROFIsafe version 2.4 communication.
•
2 dual-channel digital inputs:
•
Safety function activation.
•
Monitoring.
•
Configurable reset behaviour (automatic
or manual reset).
•
LED status indication.
•
Supply voltage.
- Internally supplied by the frequency
converter.
- 24 V DC output for safety sensors
available.
•
Safe output S37.
Control Card
Internal Bus 1
C
Internal Bus 2
IGBT
M
MG37F102