Samson 3767 User Manual

Mounting and
Operating Instructions
EB 8355-2 EN
Edition December 2016
Type3767 Electropneumatic Positioner
Fig.1: Type3767

Samson 3767 Specifications

General

Brand	Samson
Model	3767
Category	Valve Positioners
Language	English

Summary

General Safety Instructions

Design and Principle of Operation

Technical Data

Detailed specifications covering performance, environmental resistance, and electrical/pneumatic parameters.

Summary of Explosion Protection Approvals

Overview of certifications and approvals for hazardous area installations.

Mounting on Control Valves

Direct Attachment to Type 3277 Actuator

Specific mounting steps for direct installation onto SAMSON Type 3277 actuators.

Attachment According to IEC 60534-6

Procedure for mounting using an adapter housing for NAMUR standard connections.

Attachment to Rotary Actuators

Basic Setting of the Cam Disk

Connections

Pneumatic Connections

Electrical Connections

Operation

Tuning the Positioner Mounted onto the Control Valve

Steps for calibrating the positioner to match the valve's travel and reference variable.

Adjusting the Proportional Band Xp and Air Delivery Q

Settings for Actuator with "Actuator Stem Retracts" Fail-Safe Action