SonoSite 180PLUS Guide D'utilisation page 16

Table 5: Transducer Surface Temperatures EN 60601-2-37 (External Use)
Standard
42.3(a) 1, Test Method
B
(IEC 60601-2-37,
Amendment 1)
42.3(a) 2
(IEC 60601-2-37,
Amendment 1)
a. The ambient temperature shall be 23
b. Ibid.
10 Chapter 2: Safety
HST L25
Measured Measured
temper- temper-
ature T° C ature T° C
1.3° C rise 1.2° C rise
3.1° C rise 3.9° C rise
° °
C ± 3 C
L38 Temperature Limit
Measured Allowed max. temperature T° C
temper-
ature T° C
2.0° C rise 10° C from initial TMM
measurement.
Temperature rise from ambient
temperature
(tissue mimicking material or
TMM) to maximum temperature
on the test object within 1 mm
of the active surface of the
transducer.
5.3° C rise 27° C rise from ambient.
Temperature rise from ambient
temperature
the active surface of the
transducer, over a 30 minute
time period.
a
of the test object
b , as measured on