Maintenance; Optional Controls - Emerson Bettis Q Series Installation Manual

Bettis Q-Series
February 2017
Procedure (see fig 5.3):
1. Remove cover (15) and loosen the screw (11) of
the shield (12) and turn the shield down.
Closed Position:
2. Move the actuator/valve assembly to the closed
position by removing the control signal from
terminal 8 and 9 (see § 4.1).
3. Turn top screw (10) counter clock wise
maximum 20 turns, (do not force the
adjustment screw) until the switch trips to the
"off state" (no signal).
4. Turn top screw (10) clock wise 1 3/4 turn
(do not force the adjustment screw).
The "closed" position switch point is now set to
factory setting.
Open Position:
5. Move the actuator to the open position by ap-
plying the applicable voltage to terminal 8 and 9
(see § 4.1).
6. Turn bottom screw (9) clock wise maximum 20
turns, (do not force the adjustment screw)
until the switch trips to the "on state" (no signal).
7. Turn bottom screw (9) counter clock wise 1 3/4
turn (do not force the adjustment screw)
The "open" position switch point is now set to
factory setting.
8. Turn the shield (12) back over the adjustment
screws and fasten it with the screw (11) and
mount cover (15) back in place.
Important: Do not force the adjustment
screws
During switch point adjustment, do not force the
adjustment screws when you feel an obstruction.
Forcing the adjustment screws can damage the
cross head of the adjustment screw.
14

7 Maintenance

The Bettis Q-Series Control Modules are designed
to operate without maintenance. For any further
maintenance to the actuator see Installation &
Operation Manual Bettis Q-Series Valve Actuator,
DOC.IOM.Q.E or contact your local Bettis Q-Series
representative.
Installation, adjustment, putting into service, use,
assembly, disassembly, maintenance and repair
of the Control Module must be done by qualified
personnel.
Note:
This product is only intended for use in large-scale
fixed installations excluded from the scope of
Directive 2011/65/EU on the restriction of the use
of certain hazardous substances in electrical and
electronic equipment (RoHS 2).

8 Optional Controls

8.1 Manual Control options
(see figure 8.1)
Lock
45°
Unlock
On
Off
Fig. 8.1 Local Manual Control options
For commissioning, emergency or maintenance
purposes, the Bettis Q-Series can be supplied with
one or two Manual Control options. These can
operate the pilot valve(s) inside the module and
as such operate the actuator, when there is air
pressure available, but no control signal or power
supply.
8.1.1 Mounting Manual Control
1 To add a Manual Control, remove the plug(s)
in front of the module and turn in the Manual
Control.
- For normal operation the module should be
fitted with one Manual Control.
- For Double Acting with a Fail-in-Last-Position
function, two Manual Control can be fitted.
Installation Guide
DOC.IG.BQC44.1 Rev. 1
Location for 2nd
Manual Control
Default location
of Manual Control