Rotex QTF 90 User Manual

RTX-IOM-QTF-R01-0217
Page 1 of 26
www.rotexautomation.com
QTF RANGE
PNEUMATIC RACK AND PINION ACTUATOR
Installation
Operation and
Maintenance
Manual

Rotex QTF 90 Specifications

General

Brand	Rotex
Model	QTF 90
Category	Controller
Language	English

Summary

1. Introduction

1.2 General safety information

Provides crucial safety guidelines for operating ROTEX actuators.

2. Operating principle

4. Installation information

4.1 Safety Notes

Lists important safety precautions for installation and operation.

4.2 Technical Specifications

4.3 Operating Conditions

4.4 Service information

5. Installation

5.1 Mounting

Details the procedure for mounting the actuator onto the valve.

5.2 Setting

Explains how to adjust stroke settings for actuator operation.

6. Operation

6.1 Operating Principle (Standard Mode) for double acting

6.2 Operating Principle (Standard Mode) for spring return- Fail CW

7. Maintenance

7.1 Recommended servicing

Outlines recommended servicing intervals and tasks based on cycles.

7.2 Lubrication

8. Disassembly

9. Assembly for double acting & standard mode spring return (fail CW)

9.1 Speed limitation chart for Single as well as Double acting