Vaisala HM42 - Temperature Performance

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Mechanical
Weight (with alkaline batteries)
HM41
230 g
HM42
370 g
HM45
330 g
HM46
490 g
Materials
Meter body
PC/ABS blend,
acrylic display lens
Probe holder
PC /AB S blend (grey)
Probe handle
PC/ABS blend (white),
PC/ABS blend (gray, HM45)
or PBT (gray, HM42 /4 6
HMP113 probe or probe
measurement head
PC/ABS blend (white, HM41/45),
or stainless steel (HM42/46)
Filter
HM41, HM45
HM42
HM46
PC (glass reinforced)
Stainless steel, PTFE membrane
Sintered brass
Housing classification
IP54
HM42 and HM46 probes
IP40