1 … 5
MC • Karl Dungs
, Inc.
• AA...A1 • Edition 2016.03 • P/N 261392
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
AA...A1
Differential Air Pressure
Switch
Installation Instructions
Table of Contents
USA
CDN
Table of Contents . . . . . . . . . . . . . . . . . . . . . . . . Page 1
Approvals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 1
Attention . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 1
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 2
Models Designations & Ranges . . . . . . . . . . . . Page 2
Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 3
Pressure Connection . . . . . . . . . . . . . . . . . . . . . Page 3
Application & Connection Examples . . . . . . . . Page 3
Installation Position . . . . . . . . . . . . . . . . . . . . . . Page 4
Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 4
Operation & Adjustment. . . . . . . . . . . . . . . . . . . Page 5
Maintenance & Testing . . . . . . . . . . . . . . . . . . . . Page 5
Accessories & Replacement . . . . . . . . . . . . . . . Page 5
Approvals
1, 2, 3 ...
= Action
•
= Instruction
Explanation of symbols
Attention
On completion of work on the
pressure switch, perform a leak-
age and function test.
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.
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.
Any adjustment and application-
specific adjustment values must
be made in accordance with
the equipment manufacturers
instructions.
Check the ratings in the specifica-
tions to verify that they are suit-
able for your application.
IFGC
CSA
UL
ANSI
NFPA
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
[
V
] [
A
]
[
Hz
]
[
VA
]
Safety
first
O.K.
