Who we are

Products

Home

Combustion Research Centre

Contact

Where we are

Customer supporto

Via Lago di Misurina, 76 - Z.I. - 36015 SCHIO-Italy - Tel. +39(0)445/678678 - Fax +39(0)445/678679 -

E-mail: polidoro@polidoro.com

Designed by AccaPi Studio S.r.l.

· Description
· Pilot burner overview
· Interactive choice
· Series
· Q 334A 2000
· Q 385A 2000
· Q 349A

Tradeline "universal"
thermocouple Q370A

· Q 359A
· Q 358B
· Application
· Aeration
· Pilot flame ignition
logo_polidoro_new
Application
A Q370A thermocouple in conjunction with a pilot burner, provides a flame proving function in
a gas appliance. This is a replacement thermocouple which can be fitted to almost all models
of Honeywell pilot burners and most pilot burners of other manufacturer using the Tradeline
adapter system.
Simple instructions are packed with Q370A which show a service man how to install the Q370A
in the majority of pilot burners he will encounter on service visits. Several models are available
with various replacement abilities.


Specification
Output: 22 ... 30 mV
Heat-up time: 30 s max.
Drop-out time: 30 or 45 s max.

Heat- up time
The minimum open circuit output of the thermocouple shall be 15 mV within 20 s when heated
in such a way that in stabilized situation the thermocouple tip is at least 600 °C.

Drop-out time
The maximum drop--out time shall be 45 s, unless otherwise mentioned.
The open circuit output of the thermocouple shall drop below 4 mV within 45 s after removing
heat source, when thermocouple is mounted in a single port pilot burner and thermocouple tip
is heated by a gas flame up to 700 °C.

Recommended temperatures
Hot junction: 650 ± 50 °C
Cold junction: 415 _C max.

Accessories (to be ordered separately)
Adapter set, order number  . . . . . . . . . . . . . . . 45.900.415--003
Power unit nut M9 x 1
Dimensions Q370A
EN2R-9002 0109R6-NE
Order number                                                 45.002.746--001
Packing quantity                                                                  10



· Table: Ordering information (packing quality pieces)
Adaptors for Q370A
Q309A
Q331A
Q335A-C
Q370A