T S F 4 0 S e rie s
Compact internal fitting with
integral thermistor output
TM
Compact design
Reliable reed switch contacts
Available in Nylon,
Polypropylene or PPS
WRAS approval
Technical Specification
TSF46
TSF48
TSF43
TSF44
The TSF40 series is a development of the
established RSF40 series range of liquid level
sensors. Incorporating a high specification
thermistor, this device is now capable of sensing
fluid level and temperature
Material
Polyphenylene
Sulphide (PPS)
Polypropylene
UL Approved
Nylon
Polypropylene
WRAS Approved
Colour
Grey
-10 / +120*
+14 / +248*
0.85
Red
-20 / +100
-4 / +212
0.85
Black
-20 /+75
-4 / +167
0.85
Opaque
-20 / +100
-4 / +212
0.85
Temp. Range °C
°F
Typical applications include vending machines,
steam baths, saunas and evaporator
units.
Min. Fluid S.G.
Must Close Level (S.G.=1)
Must Open Level (S.G.=1)
9mm
8mm
7mm
8mm
24mm
20mm
20mm
20mm
*Maximum temperature requires ETFE cable to be specified.
They are manufactured in a variety of
materials, with a choice of gasket materials, to
suit most commonly used liquids.
Electrical Specification
Contact Form
25W (Y Switch)
N/O (N/C)
25VA
100W (H Switch)
N/O (N/C)
100VA
Switching Power Max. VA
Switching Voltage AC Max.
Switching Voltage DC Max.
Switching Current Max. A
All ratings are for resistive load only.
The switch action may be reversed by rotating
the device through 180°.
240V
300V
120V
300V
0.6A
1A
Thermistor Specification
Nominal Temperature Resistance
Resistance Tolerance
Operating Temperature Range
Temperature Sensing Accuracy
Beta Value
10k Ohm at 25ºC
+/- 1% (25ºC) to +/- 4.3% (120ºC)
-20ºC to +120ºC
+/-0.2ºC (0ºC to +70ºC)
3892K (0/50ºC)
Response Time
< 1 sec
Dissipation Constant
0.75mW/K
Standard Parts
Material
Approvals
Leadouts
Gaskets
Nitrile
Nitrile
Nitrile
Nitrile
TSF43H/Y100DF Nylon
1.0m XLPVC 19/.023 UL Approved
1.0m XLPVC 19/0.23 UL Approved
1.0m XLPVC 19/0.23 UL Approved
1.0m XLPVC 19/0.23 UL Approved
WRAS
WRAS
WRAS UL
UL
TSF44H/Y100DF
TSF46H/Y100DF
TSF48H/Y100DF
Polypropylene
PPS
USA
Polypropylene
Cynergy3 Components
11125 Knott Avenue, Suite D
Cypress, CA 90630
Mechanical Dimensions
Phone +1 866 258-5057
Email: sales@cynergy3.com
All dimensions are in millimeters (inches)
88mm**
(3.5")
55mm**
(2.2")
EUROPE - UK
Cynergy3 Components Ltd.
7 Cobham Road
18mm
8mm (0.3”) max tank wall
(0.71") max.
Switch Closed
Ferndown Industrial Estate
Wimborne, Dorset BH21 7PE
Telephone +44 (0) 1202 897969
Fax +44 (0) 1202 891918
Email:sales@cynergy3.com
1M Wires Red - Switch, Green - Thermistor
Must close level
16.5mm (0.65") dia.
Hole in Tank
M16x2 Thread
o
42mm*
(1.7")
40 max
Must open level
Gasket Seal
Switch Open
Nylon Nut
* 49mmRSF46
**Add10mmtodims, RSF46
IS O 9 0 0 1 C E R T IF IE D
w w w.c y n e rg y 3 .c o m
© 2010 Cynergy3 Components, All Rights Reserved. Specifications are subject to change without prior notice. Cynergy3 Components and the Cynergy3 Components logo are trademarks of Cynergy3 Components Limited.