Bernard Controls STX60 User Manual

INSTRUCTIONS FOR START-UP
SQX & STX RANGES - ‘SWITCH’ VERSION
MANUEL DE MISE EN SERVICE
GAMMES SQX ET STX - VERSION ‘SWITCH’
(ATEX & IECEx)
NR 1180_rev.05 AF Art : 5100136
SQX
STX
Gamme
Range

Bernard Controls STX60 Specifications

General

Torque	60 Nm
Rated Voltage	250V AC
Mechanical Life	100, 000 cycles
Type	Rotary
Voltage	110-240V AC
Contact Configuration	SPDT
Operating Temperature	-20°C to +60°C

Summary

Safety Information

1.1 > MARKING

Details explosion-proof marking for enclosures.

1.2 > INSTALLATION AREA

Specifies permissible areas and zones for actuator use.

1.3 > CAUTIONS FOR ELECTRICAL CONNECTION

Provides warnings and guidelines for safe electrical connections.

1.4 > OPERATION

Instructions and limitations for operating the actuator.

1.5 > MAINTENANCE

Guidelines for regular checks and upkeep of the actuator.

Actuator on Valve Assembly

Electrical Connection

Operating procedure :

Step-by-step guide for connecting power and control circuits.

Preliminary Tests

Setting of Mechanical Stops and Travel Limit Switches

Mechanical stops description and function

Travel limit switches description and function

Procedure of mechanical stops and travel limit switches setting

Setting of Torque Limit Switches

Maintenance