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4. Information on specific columns
The BB3 3-part telescopic actuator is the ideal choice for vertical lift of beds where
design and easy integration in the customer’s guidance ensures optimum freedom of
design.
The BB3 is a 3-part telescopic actuator designed to meet EN 1970 for care beds, which
demands an adjustment range from 350 mm up to 750 mm.
Reed-switch:
The Reed-switch gives a number of pulses for each rotation of the motor. These pulses
are used to calculate the piston rod’s position as well as to control several actuators
running in parallel.
Your nearest LINAK dealer can inform you of the number of pulses per stroke length.
1. BB3 (MEDLINE
®
CARELINE
®
)
Regarding reed-switch connection, see Figure 6.10.
• The columns must be securely mounted before operation, no rotation must be possible
• The motor housing must be mounted uppermost.
Warning!
Do only use the column within specified working limits.
2. BL1 (MEDLINE
®
CARELINE
®
TECHLINE
®
)
The BL1 is a 3-part lifting column designed to be used for example in Hospital beds,
Nursing Home beds, Treatment chairs, Couches and Dental chairs.
The lifting column is compact and has a long stroke length. The 3-part guidance
enables an overlap between the individual profiles, which ensures a high degree of
stability.
The lifting column has an open spindle actuator with a chain drive inside which is
practically noiseless.
Important:
If the actuator(s) are not connected to a LINAK control box, the terminals of the motor must be short circuited to guarantee the self-
locking ability of the actuator.
Usage:
• Duty cycle: 10%, 2 minutes continuous use followed by 18 minutes not in use
• Usage temperature: + 5°C to + 40°C
• Storage temperature: Max 50°C
• Compatibility: CB6 OBL, CB6 OBF, CB16 and CB20
• Approvals: DS/EN60601-1
Recommendations:
• Max. storage temperatures: +50°C.
• BL1 is for use in push applications, cable outlet from smallest profile.
• When washing according to IPX6 parameters, it is not allowed to splash water directly onto the plastic frames between the profiles. Direct
splashing is only permitted on the aluminium profiles.
...to be continued
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