Bühler technologies Nivotemp NT 61D

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Fluidcontrol

Installation and Operation Instructions

Original instructions

Level- and temperature switch

Nivotemp NT 61D, Nivovent NV 71D

BE100017

01/2020

Bühler Technologies GmbH, Harkortstr. 29, D-40880 Ratingen

Tel. +49 (0) 21 02 / 49 89-0, Fax: +49 (0) 21 02 / 49 89-20

E-Mail: fluidcontrol@buehler-technologies.com

Internet: www.buehler-technologies.com

Main Page

Table of Contents3
Introduction5
Intended Use5
Functionality5
Liquid Level Monitoring5
Temperature Monitor5
Design Types5
Model Key NT61D6
Model Key NV71D6
Scope of Delivery6
Safety Instructions7
Important Advice7
General Hazard Warnings8
Transport and Storage9
Setup and Connection10
Installation10
Electrical Connections11
Information on the Correct Operation of Reed Contacts in Bühler Level Switches11
Adjusting the Level Contacts12
Operation and Control13
Start-Up Procedure13
LED Statuses13
General Key Functions14
Keylock Enabled14
Menu Overview15
Changing Basic Settings16
Disabling Normal Error Handling16
Set Temperature Unit16
Define Switching Outputs17
Set Display Refresh Rate17
Enable/Disable Keylock17
Restore Factory Settings (Reset)18
Switching Outputs19
Switching Output X: Definition of the Switching Characteristic20
Switching Output X: Upper Switching Limit (Switching Point)21
Switching Output X: Lower Switching Limit (Switch-Back Point)21
Switching Output X: Switch-On Delay22
Switching Output X: Switch-Back Delay22
Switching Output X: Testing the Switching Output22
Change Status LED Display Function23
Analogue Outputs24
Analogue Output X: Assigning the Upper Limit24
Analogue Output X: Lower Limit Assignment24
Analogue Output X: Signal Type Assignment25
Analogue Output X: Testing the Analogue Output25
Diagnostic Options25
View Logbook26
Maximum and Minimum Temperature26
Define Switching Output to Log27
Delay for Storing the Min/Max Temperature27
Cleaning and Maintenance28
Replacing the Filter Element28
Adding Small Amounts of Oil28
Service and Repair29
Troubleshooting29
Spare Parts and Accessories30
Disposal31
Appendices32
Technical Data NT 61D32
Technical Data NV 71D34
Dimensions NV 71D36
Standard Pin Assignment NT 61D37
Standard Pin Assignment NV 71D38
Current Settings39
Display Ranges39
Display Resolution39
Menu Sequence Overview41
Attached Documents42

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Bühler technologies Nivotemp NT 61D Specifications

General

Brand	Bühler technologies
Model	Nivotemp NT 61D
Category	Switch
Language	English

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