Dwyer 40T, 40M User Manual
SERIES 40T/40M | DIGITAL TEMPERATURE SWITCH
®
FEATURES/BENEFITS
• Field selectable °F or °C
• Universal temperature sensor or transmitter input on 40M models
• Heating or cooling models
DESCRIPTIONAPPLICATIONS
• Food service equipment
• Industrial process control
The Series 40T/40M Digital Temperature Switch accepts a variety of
inputs to allow temperature measurements and set points up to 1999°F
(1300°C).
SPECIFICATIONS
Probe Range K T/C: -140 to 1999°F (-100 to 1300°C); J T/C: -140 to 1450°F (-100 to 800°C); RTD: -320 to 1200°F (-200 to 650°C); PTC:
-58 to 300°F (-50 to 150°C); NTC: -40 to 230°F (-40 to 110°C); N. RTD: -110 to 570°F (-80 to 300°C).
Output 16 A @ 250 VAC SPDT relay (max current allowed is 10 A).
Control Type On/off.
Power Requirements 12 to 24 VAC/ VDC, 115 VAC or 230 VAC depending on model.
Accuracy ±1% FS.
Display 3-1/2 digit red display.
Resolution 0.1°C.
Memory Backup Non-volatile memory.
Ambient Temperature 32 to 131°F (0 to 55°C).
Weight 2.3 oz (65 g).
Front Panel Rating IP65.
Agency Approvals CE, cULus.
DIMENSIONS WIRING DIAGRAM
2-31/64 [63.22]
3 [76.20]
1-1
K1
1/32
[33.99]
1-3/32
[27.94]
2-3/8 [60.33]
HOW TO ORDER
Use the bold characters from the chart below to construct a product code.
40 T -10
ELECTRIC
SYSTEM
IN COM IN CP COM IN 12 VCOM
11 12
THERMOCOUPLES
MAX 10 A
1 2 3 4 5 6 7
LOAD
POWER
POWER
SUPPLY
SUPPLY
1110 12
ROOM
J/K
ROOM
2/3 WIRES PT 100,
PT 1000 AND
10 11
ROOM
PTC/NTC
PROBES
11 12
ROOM
0-10/2-10 V
12
9
0-20/4-20 mA AND
IN COM
10 11
12
ROOM
9
2/3 WIRES 4-20 mA
PASSIVE TRANSDUCERS
SERIES
40: Digital temperature switch
INPUT MODEL
T: Thermocouple/RTD
M: Universal
ACCESSORIES
Model Description
Series TS-Probes Digital temperature switch probes and accessories
ORDER ONLINE TODORDER ONLINE TODAY!AY!
dwyer-inst.com/Product/Series40T-40Mdwyer-inst.com/Product/Series40T-40M
SUPPLY POWER
-10: 115 VAC
-20: 230 VAC
-40: 12-24 VAC/VDC
DWYER INSTRUMENTS, INC.
©Copyright 2020 Dwyer Instruments, Inc.
Printed in U.S.A. 12/20 DS-40T-40M Rev. 1
Important Notice: Dwyer Instruments, Inc. reserves the right to make changes to or discontinue any product or service identied in this publication without notice. Dwyer advises its customers to obtain the
latest version of the relevant information to verify, before placing any orders, that the information being relied upon is current.
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