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AA...A1
Differential Air Pressure
Switch
Installation Instructions
Table of Contents
Table of Contents . . . . . . . . . . . . . . . . . . . . . . . . Page 1
Approvals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 1
Attention . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 1
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 2
Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 3
Pressure Connection . . . . . . . . . . . . . . . . . . . . . Page 3
Installation Position . . . . . . . . . . . . . . . . . . . . . . Page 4
Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 4
Approvals
UL Recognized: UL 353
File # MH16628
CSA Certified: CSA C22.2 No. 14
File # 201527
FM Approved: Class 3510, 3530
File # J.I. 1T7A8.AF
Commonwealth of Massachusetts Approved Product Approval code G3-0106-191
Attention
Explanation of symbols
1, 2, 3 ...
= Action
•
= Instruction
1 ... 5
USA
CDN
The installation and maintenance
of this product must be done
under the supervision of an ex-
perienced and trained specialist.
Never perform work if gas pres-
sure or power is applied, or in
the presence of an open flame.
Please read the instruction be-
fore installing or operating. Keep
the instruction in a safe place. You
find the instruction also at www.
dungs.com. If these instructions
are not heeded, the result may
be personal injury or damage to
property.
Any adjustment and application-
specific adjustment values must
be made in accordance with
the equipment manufacturers
instructions.
[V] [A]
[Hz] [VA]
Safety
first
O.K.
IFGC
CSA
UL
ANSI
NFPA
Check the ratings in the specifica-
tions to verify that they are suit-
able for your application.
On completion of work on the
pressure switch, perform a leak-
age and function test.
This product is intended for
installations covered by, but not
limited to, the following codes
and standards: NFPA 86, ANSI
Z83.4/CSA 3.7, ANSI Z83.18/CSA
4.9, ANSI Z21.13, CSD-1, UL 795,
CSA B149.1 or CSA B149.3