TESTO 0554 1111 - Page 4

2 System description
5
System overview
1
Bluetooth
®
handle for
connecting testo 440 probe
heads
(order no. 0554 1111)
2
CO
2
probe head, including
humidity and temperature sensor
(order no. 0632 1550)
3
High-precision
temperature/humidity probe
head
(order no. 0636 9770)
4
Temperature/humidity probe
head (order no. 0636 9730)
5
CO probe head
(order no. 0632 1270)
6
Handle adapter for connecting
testo 440 flow probes
(order no. 0554 2160)
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