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TK-17xx Series
F-27383-1 © Copyright 2006 TAC. All Rights Reserved. 143
Figure 2 Aspirated Thermostat Cover.
Figure 3 Optional Covers. (For quantities of 24 or more of same part number).
Add “dash number” (-xxx) suffix to base part number for desired option. For metal covers, specify TK2-17xx-xx.
Specifications
Thermostat
Proportional two pipe type. Two pressure Heating/Cooling or Day/Night thermostats switch between
two bimetal sensors.
Sensing element Two bimetals.
Control dial range Two independent with stops. Refer to Model Chart.
Throttling range
Independently adjustable for each setpoint dial 2 to 10qF/10 psi change in branch line pressure,
factory set at 4qF/10 psi.
Output air signal 0.5 psig (3.4 kPa) to supply air -0.5 psig (-3.4 kPa).
Action Refer to Model Chart.
Ambient limits
Shipping -40 to 150qF (-40 to 65qC). 0 to 98% R.H., non-condensing.
Operating 20 to 115qF (-7 to 46qC). 10 to 98% R.H., non-condensing.
Supply air pressure Clean, oil free, dry air required (reference EN-123).
Requires 15 and 22 psig (103 and 152 kPa) dual pressure. Refer to Model Chart.
Maximum 30 psig (207 kPa).
-600
Aspirated model with #6
spanner head screws
(requires AT-509)
Note: Not available on
TK-175x and TK-176x models.
Available on TAC models only.
F -399*
C -398*
-400**
-410**
-403*
-413*
-404
-414
-408** -409**
Units have external thermometers.
Units have internal setpoint adjustment:
setpoint can be seen externally.
Knob(s) are provided to modify the
unit to exterrnal ad
j
ustment.
*
**
-400
-403
The only optional covers
available to Controline
and Uni-Line.