EN 542 Fluid Sight Glasses Crystal Clear Plastic, Push-Fit Type

Fluid Sight Glasses EN 542: Crystal Clear Plastic, Push-Fit Type

ELESA Original design
code: HE.

Type: A - With reflector

ISO Fundamental Tolerances Plastic Characteristics

Product description

No thread is required for mounting the fluid sight glasses EN 542

The sight glass is recessed, thus protecting the window.

Assembly instruction:
Push in the fluid sight glass manually, then a soft-head hammer can be used to complete the insertion. The bore should be countersunk by 45°, the O-ring should be slightly greased.

Specification

Body
PlasticNO
Crystal clear Polycarbonate PC

High mechanical strength
Temperature resistant up to 212 °F (100 °C)
Not solvent resistant
Not alcohol resistant

O-ring
Rubber NBR (Perbunan^®)

Reflector
Aluminum

White painted
With red fluid level mark

RoHS

EN 542 Crystal Clear Plastic Fluid Sight Glasses, Push-Fit Type sketch

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Part Options / Table

Type

A	With reflector
B	Without reflector

Part Number A - With reflector	Part Number B - Without reflector	d₁	d₂ +0.004 Push-fit Ø	d₃	b min.	l₁	l₂


542-NO-9-17-A	542-NO-9-17-B	0.35	0.669 +0.004	0.71	0.20	0.28	0.12
542-NO-12-20-A	542-NO-12-20-B	0.47	0.787 +0.004	0.83	0.24	0.28	0.12
542-NO-17-26-A	542-NO-17-26-B	0.67	1.024 +0.004	1.10	0.24	0.28	0.12
30WLJ1	542-NO-20-30-B	0.79	1.181 +0.004	1.26	0.28	0.31	0.16
35WLJ1	542-NO-25-35-B	0.98	1.378 +0.004	1.50	0.31	0.35	0.16
40WLJ1	542-NO-28-40-B	1.10	1.575 +0.004	1.69	0.35	0.39	0.16
542-NO-32-45-A	542-NO-32-45-B	1.26	1.772 +0.004	1.85	0.35	0.43	0.20

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Metric

Dimensions in: Inch (change to Metric)

d₁	d₂ +0.004 Push-fit Ø	d₃	b min.	l₁	l₂

0.35	0.669	0.71	0.20	0.28	0.12
0.47	0.787	0.83	0.24	0.28	0.12
0.67	1.024	1.10	0.24	0.28	0.12
0.79	1.181	1.26	0.28	0.31	0.16
0.98	1.378	1.50	0.31	0.35	0.16
1.10	1.575	1.69	0.35	0.39	0.16
1.26	1.772	1.85	0.35	0.43	0.20