B1-88 APEM www.apem.com
B1
IF series
Sealed pushbutton switches with Ø 25 mm actuator - bushing dia. 16 mm
❑ Can be operated with gloved hands
❑ Snap-in and threaded bushing models
❑ Resistant to frost
❑ Sealed to IP54 or IP67
ELECTRICALANDGENERALSPECIFICATIONS
• Max. current/voltage rating with resistive load :
400mA 32VAC - 100mA 48VDC
• Initial contact resistance : 50 mΩ max.
• Insulation resistance : 1 GΩ min. at 500VDC
• Dielectric strength : 1.000 VAC rms. between terminals and frame
1500 VAC between terminals
• Electrical life at full load : 500.000 cycles
• Panel thickness:
- Snap-in models : 0,8 mm (.031) min. - 2,5 mm ( .098) max.
- Threaded bushing models : 0,8 mm (.031) min. - 5 mm (.196) max.
• Total travel : 4 mm (.157)
• Typical operating force : 6,5 N +/- 2N
• Low level or mechanical life : 1.000.000 cycles
• Torque : 1,5 Nm max. applied to nut
• Soldering : 320°C max. for 3 seconds
MATERIALS
• Case : thermoplastic UL94-V0
• Actuator : polyamide 12, rubber
filled
• Bushing/bezel : polyamide 6/6
• Contacts : solid silver, gold plated
• Terminal seal : epoxy
ENVIRONMENTALSPECIFICATIONS
• Front panel sealing (switches
mounted on panel) :
. IP67 (threaded bushing models)
. IP54 (snap-in models)
• Operating temperature :
-20°C to +85°C
IF
Mounting
BSnap-in
SThreaded
bushing
Case colours
00 Black
20 Red
Electrical
function
3Normally
open (NO)
SERIES
Actuator colours
1Blue 5Yellow
1/4
Dark blue 6Red
2Black 7/1White
3Green 9Orange
Grey RAL7040 : on request
Terminals
Z1 Quick- connect
or solder
2,8 x 0,5 mm
Contacts
AD Solid silver,
gold plated
Models
Snap-in
IFB3Z1AD NO
Threaded bushing
IFS3Z1AD NO
EPOXY
14.80±0.10
(.582±.004)
9.20
(.362)
2.80
(.110)
5.08
(.200)
Ø16.00x1.00SI
(.629DIAx1.00IS)
Ø16.00 0/0.10
(.629DIA 0/.004)
Ø16.00 0/0.20
(.629DIA 0/.008)
3.00
(.118)
0.50
(.019)
Ø30.00
(1.181DIA)
Ø25.00
(.984DIA)
8.10
(.318)
9.70
(.381)
11.90
(.468)
Mounting accessories : Standard hardware supplied : 1 flat seal (IFB series)
1 flat seal and 1 hex nut 19 mm (.748) across flats (IFS series) . The hex nut is presented in section I (part number 10-621).
Packaging unit : 20 pieces
17-Serie IF-A_05-Serie IF-A 21/11/12 14:38 Page88
