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Nice LP21

Nice LP21
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LP21/LP22
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LP21/LP22 Installation instructions en Sensors
1 Safety instructions
Availability of documents
The Operating manual must be available at all times. The instructions must be read and understood before
the device is used for the first time, and adhered to at all times.
Service only by trained electricians
All work on the device (assembly, connection, commissioning, decommissioning, maintenance, repair,
measurements and settings) may only be carried out by qualified electricians with relevant training on the
prevention of accidents.
Intended use
The device may only be used for the purpose intended by the manufacturer. Consult the chapter relating to
intended use.
Improper use
The device is subject to the manufacturer’s warranty conditions valid at the time of purchase. The
manufacturer will not accept any responsibility for unsuitable or incorrect manual or automatic parameter
settings performed on a device or the inappropriate use of a device.
Improper repairs
Repairs may only be performed by the manufacturer. Failure to comply will endanger the safety of the device
and renders the warranty null and void.
Permitted voltages
The voltage supply must meet the requirements for safety extra-low voltage (“Circuits and power sources of
limited power” SELV).
Regulations on electrical voltage
Users of devices which come into contact with electrical voltage must comply with the valid regulations.
These are in particular, but with no claim to completeness, EN 60335, EN 60065, EN 50110, and the fire and
accident-prevention regulations.
Comply with national regulations
All work on the device and its installation must be carried out in accordance with the specifications of the
national electrical regulations and local regulations.
Essential safety equipment
The device may not be used as a safety component as defined by the Machinery Directive 2006/42/EG, the
Construction Products Regulation 305/2011/EU or other safety regulations. Systems with a hazard potential
require additional safety equipment!

Other manuals for Nice LP21

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Nice LP21 Specifications

General IconGeneral
Power SourceBattery
Operating Voltage3V
Detection PrincipleInfrared
Detection Range12 m
Battery TypeCR123A
TypePassive Infrared (PIR) Motion Sensor

Summary

Safety Instructions

Availability of Documents

Operating manual must be available and understood before device use.

Service by Trained Electricians

All work on the device must be carried out by qualified electricians.

Intended Use

Device must only be used for the purpose intended by the manufacturer.

Improper Use

Manufacturer not responsible for incorrect settings or inappropriate use.

Improper Repairs

Only manufacturer can perform repairs; unauthorized repairs void warranty.

Permitted Voltages

Voltage supply must meet safety extra-low voltage (SELV) requirements.

Regulations on Electrical Voltage

Users must comply with valid electrical regulations like EN 60335.

Comply with National Regulations

Installation must adhere to national and local electrical regulations.

Essential Safety Equipment

Device not for safety component use; hazard potential requires extra equipment.

Proper Use

Induction Loop Detectors Explained

Used with induction loops and controllers for traffic/barrier systems.

Areas of Application

Traffic engineering, doors, barriers, parking, tunnels, traffic lights.

Intended Installation Location

Intended for installation in a controller cabinet or similar housing.

Comply with Technical Data

Operate only with prescribed supply voltages; check technical data before installation.

Protection from Environmental Influences

Install in a location protected from heat, water, moisture, and dust.

Incorrect Use Consequences

Alterations or unauthorized parts can cause injury, damage, and void warranty.

Impermissible Housing Interference

Do not open housing; poses danger to persons and device functions, voids warranty.

Product Overview

Housing Dimensions

Provides physical dimensions of the device housing.

Device Components

Lists components (LEDs, switches, ports) and their descriptions.

Technical Data Specifications

Details housing, mounting, power, protection, environment, and loop properties.

Inputs and Outputs Specifications

Details specifications for device inputs and outputs.

Notes on Technical Specifications

Details on loop inductance, relay contacts, and terminal blocks.

Product Description and Functions

Product Versions

Details available versions (LP21, LP22) and their features.

Note on High Switching Frequency Systems

Recommendation for systems with high switching frequency.

Key Product Characteristics

Lists key features like loop channels, relay outputs, USB, and galvanic isolation.

Setting Options Overview

Describes options like frequency levels, output signals, response threshold, hold time.

Advanced Functions for Dual-Channel Variants

Details advanced functions specific to dual-channel variants.

Vehicle Detection Mechanism

Identifies metallic objects via LC oscillator for output switching.

Output Signal Types

Describes presence, pulse, direction signals and loop fault outputs.

Alignment of Loop Channels

Explains automatic or manual alignment after power on or reset.

Scanning of Loop Channels

Details timed scanning of loops in multiplex mode for LP22.

Loop Error Detection

Identifies loop errors like closure or break and their effects.

Description of Connections

Power Supply Connection

Details how to connect the power supply via the blue terminal block.

Loop Inputs Connection

Describes connections for induction loops via the orange terminal blocks.

Signal Outputs Description

Explains relay connections (NC/NO) and signal inversion for outputs.

Signal Output Switching States

Shows signal output states for power, detector ready, and loop covered.

Relay Connections Diagram

Diagram and description of relay connections using yellow and red terminal blocks.

Assembly and Electrical Installation

Note on Device Illustrations and Data

Refers to earlier sections for device illustrations and technical data.

Assembly on the DIN Rail TS35

Instructions for mounting the detector onto a TS35 DIN rail.

Connecting the Power Supply

Steps to connect the device's power supply.

Connecting the Relay Outputs

Steps to connect the device's relay outputs.

Installing the Induction Loops

Guidelines for installing induction loops, including cable and turns.

Connecting the Induction Loops

Steps to connect the induction loops to the device's terminal blocks.

Commissioning

Prerequisites for Commissioning

Ensures system is inactive, personnel are qualified, and assembly is correct.

Tools for System Commissioning

States that no specific tools are required for system commissioning.

Commissioning the Detector

Procedure for commissioning the detector, including DIP settings and power on.

Note on Optimising Detector Settings

Detector settings can be adjusted via DIP switch during operation.

Description of Functions

Note on Document Information

Document refers to default settings; customer variants may differ.

LED Status Indicators

Explains meaning of Red and Blue LEDs for detector and loop status.

Key to LED Symbols

Defines symbols used for LED status indicators.

LED Flash Code for Frequency Alignment

Illustrates LED flash code for displaying loop frequency.

Note on LED Position

Specifies LED locations for loop channel 1 and 2.

DIP Switch Settings

Describes functions of DIP switches like Sensitivity, Frequency, Hold Time.

DIP Switch Assignment for LP21 Variants

Details DIP switch assignment for LP21 single-channel variants.

LP21 DIP Switch Settings Details

Provides specific parameter settings via DIP switch for LP21.

DIP Switch Assignment for LP22 Variants

Details DIP switch assignment for LP22 dual-channel variants.

LP22 DIP Switch Settings Details

Provides specific parameter settings via DIP switch for LP22.

Reset Button and Settings Description

Reset Button Functions

Describes reset/readjustment and factory settings using the reset button.

Note on Factory Reset Procedure

Clarifies holding the reset button for 5 seconds for factory settings.

Key to DIP Table Entries

Explains that the DIP column shows settings options for the DIP switch.

Note on Document Information for Settings

Document refers to default settings; customer variants may differ.

Adjusting Detector Settings

Adjusting Sensitivity (Switch-on Threshold)

Explains how to select the switch-on threshold for signal activation.

Typical Settings for Sensitivity Adjustment

General guidance on setting sensitivity in large steps.

Note on Minimising Interference Factors

Advise setting sensitivity low (high threshold) to minimise interference.

Sensitivity Settings Table

Details sensitivity settings based on DIP switch positions.

Setting Loop Frequency (Frequency Step)

Explains frequency setting to prevent loop couplings.

Interference Between Loops

Guidance on frequency spacing for adjacent loops to prevent interference.

Loop Frequency Indicator

LED flash sequence indicates loop frequency after changes.

Multiplexing in Loop Scanning

Explains how multiplexing prevents loop interference in dual-channel versions.

Note on Loop Inductivity Range

Frequency range may be restricted with non-recommended loop inductivity.

Loop Frequency Settings Table

Details loop frequency settings (low/high) via DIP switch.

Setting Hold Time

Allows setting separate hold times for each channel, or infinite hold.

Limiting the Hold Time

Explains how hold time limits can be used for automatic vehicle removal.

Hold Time Settings Table

Shows hold time settings (infinite, 5 min) via DIP switch.

Setting Output Mode (Signal Type)

Allows setting various output modes (signal types) for the outputs.

Warning: Switch off Direction Logic

Direction logic must be OFF to set output mode on DIP switch.

Signal Type Settings Table

Table for setting output mode (constant/impulse signal) via DIP switch.

Inverting the Signal Output (Signal Behaviour)

Allows selection of inverted or non-inverted signal output.

Note on Controlling Signal Behaviour

Factory settings for signal behaviour are in short instructions/housing.

Signal Output Inversion Settings

Table showing how DIP switches control signal inversion for outputs.

Setting Output Switching Time (Impulse Time)

Defines the switching time for outputs in impulse signal mode.

Note on Impulse Duration

States the default impulse duration is 200 ms.

Output Impulse Time Settings

Table defining impulse time (past/freed up) via DIP switch.

Direction Detection and Logic

Setting Direction Detection (Dual-Channel Variants)

Explains complex algorithms for direction-dependent vehicle recording.

Direction Detection Principle Diagram

Diagram illustrating direction detection with loops, logic module, and outputs.

Key to Direction Detection Symbols

Defines symbols used in the direction detection principle diagram.

Direction Logic System Explanation

First loop covered determines direction and counting.

Note on Detector Tool Counter Readings

Information on counter overflow and lack of power failure protection.

Setting Direction Detection Switch

Table for enabling/disabling direction detection via DIP switch.

Setting Direction Logic (Dual-Channel Variants)

Allows setting various evaluation logics in the logic module.

Note on Switching Direction Detection On

Direction logic can only be set when direction detection is activated.

Setting Direction Logic via DIP Switch

Table for setting direction logic (constant signal/wrong-way driver) via DIP switch.

Overview of Direction Logic Types

Details various direction logics (D1, DB, F1, F2, etc.) and their functions.

Key to Direction Logic Symbols

Defines symbols used in the direction logic tables.

Single Vehicle Direction Logic

Illustrates single vehicle detection logic.

Queue Direction Logic

Illustrates queue detection logic.

Wrong-way Driver 1 Direction Logic

Illustrates wrong-way driver 1 detection logic.

Wrong-way Driver 2 Direction Logic

Illustrates wrong-way driver 2 detection logic.

Manoeuvring 1 Direction Logic

Illustrates manoeuvring 1 detection logic.

Manoeuvring 2 Direction Logic

Illustrates manoeuvring 2 detection logic.

Wrong-way Driver in Queue Direction Logic

Illustrates wrong-way driver in queue detection logic.

Cross Traffic Direction Logic

Illustrates cross traffic direction logic.

Note on False Counts in Cross Traffic

Explains that most logics deliver false counts for cross traffic.

Direction Logic Parking Bay

Logic for short entrances/exits, disabling cross traffic interference.

Warning: Loop Positioning for Parking Bay

Highlights loop positioning dependency on congestion for parking bay logic.

Parking Bay Direction Logic Diagram

Diagram illustrating parking bay direction logic.

Symbols for Parking Bay Logic

Defines symbols used in the parking bay logic diagram.

Logic for Travel Direction 12 in Parking Bay

Details logic for travel direction 1 to 2 in parking bay.

Logic for Travel Direction 21 in Parking Bay

Details logic for travel direction 2 to 1 in parking bay.

Maintenance, Decommissioning, and Disposal

Maintenance and Repairs

Product requires no maintenance; contact vendor for issues.

Decommissioning

Procedure for safely removing and disassembling the detector.

Conditions for Decommissioning

Ensures system is non-functional and work is done by qualified specialists.

Tools for Decommissioning

Lists necessary tools, e.g., insulated slotted screwdriver.

Decommissioning the Detector Steps

Step-by-step instructions for safely removing and disassembling the detector.

Disposing of the Product

Dispose of product according to valid legal specifications at end of service life.

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