©Copyright 2008 Dwyer Instruments, Inc.
Printed in U.S.A. 7/08
FR# 89-440838-10 Rev.2
DWYER INSTRUMENTS, INC.
Phone: 219/879-8000 www.dwyer-inst.com
P.O. BOX 373 • MICHIGAN CITY, INDIANA 46361, U.S.A. Fax: 219/872-9057
e-mail: [email protected]
Series A1F Deadband Chart-psig (bar)
Range
2 to 15 (0.14 to 1.03)
4 to 75 (0.28 to 5.17)
8 to 225 (0.55 to 15.5)
16 to 450 (1.1 to 31.0)
Deadband at
Minimum Range
2 (0.14)
4 (0.27)
8 (0.55)
15 (1.0)
Deadband at
Maximum Range
3 (0.21)
15 (1.0)
25 (1.7)
50 (3.5)
Example of how to order:
A1F - O - SS - 1 - 4
1 2 3 4 5
1.
Diaphragm Designation:
F - Fluorocarbon
2.
Enclosure Designation:
O - Open Construction No Enclosure
3.
Housing Material Designation:
SS - 316SS
4.
Switch Designation:
1 - SPDT Snap Action Switch
5.
Operating Pressure Range Designation:
1 - 2 to 15 psig
2 - 4 to 75 psig
3 - 8 to 225 psig
4 - 16 to 450 psig
MAINTENANCE
Upon final installation of the Series A1F Compact OEM Pressure Switch,
no routine maintenance is required. A periodic check of the system cali-
bration is recommended. The Series A1F is not field serviceable and
should be returned if repair is needed (field repair should not be attempted
and may void warranty). Be sure to include a brief description of the prob-
lem plus any relevant application notes. Contact customer service to
receive a return goods authorization number before shipping.
IN-92:Bulletin E-36 7/24/08 8:20 AM Page 2
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