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PRODUCT DATA
60-2104—10
L4006,7,8; L6006,7,8
Aquastat
®
Controllers
GENERAL
Aquastat
®
Controllers are immersion type devices for limiting
or regulating the temperature of liquids in boilers, storage
tanks, and other applications where temperature control is
required.
FEATURES
• L4006, 7, and 8 provide Spst switching for high or low
limit or circulator control.
• L4006G includes two Spst switches that provide high
limit and circulator control.
• L4006,7; L6006,7 models are available for insertion in:
vertical or horizontal immersion well, vertical or
horizontal direct immersion, and surface mounting.
• L4008, L6008 include remote bulb for mounting
controller at a location away from the sensing element.
• Totally enclosed Micro Switch™ snap-acting switches
operate on temperature rise to set point.
• Models calibrated for high limit use are also suitable
for low limit control if a separate high limit controller
is used.
• Visible control point scale and external adjustment
screw, permit easy setting.
• Remote bulb models may be used to sense air
temperature in ducts and in outside air sensing
applications.
FOR VERTICAL
MOUNTING AND
HORIZONTAL
SENSOR
INSERTION
FOR SURFACE
MOUNTING
WITH REMOTE BULB
Contents
General ............................................................................. 1
Features ........................................................................... 1
Specifications ................................................................... 2
Ordering Information ........................................................ 2
Installation ........................................................................ 8
Operation .......................................................................... 14
Adjustments ...................................................................... 15
Checkout .......................................................................... 17
Material Safety Data Sheet .............................................. 18