Haag-Streit AT 900 D, Instructions For Use Manual

Page: 14 / 24

14
© HAAG-STREIT AG, 3098 Koeniz, Switzerland - HS-Doc. No. 1500.7220067.04180 – 18. Edition / 2020 – 01
DEUTSCH ENGLISH FRANÇAIS ITALIANO ESPAÑOL NEDERLANDS
PORTUGUÊS
SVENSKA DEUTSCH ENGLISH FRANÇAIS ITALIANO ESPAÑOL NEDERLANDS
PORTUGUÊS
SVENSKA
to
The tonometer electronics is de‑
fective.
If one of these errors appears per‑
manently, send the device to the
corresponding service branch.
7. Technical data
Generation of measuring force through leverage weight.
Measurement range
5 ― 70 mm Hg
Measurement de-
viation
The measurement deviation in the measuring prism is in the measuring
range from 4.91 – 58.84 mN and amounts to a maximum of ±1.5% and to
a minimum of ±0.49 mN of the nominal value.
Backlash width
≤0.49 mN
Net weight
model R
model T
model BQ
0.500 kg (without accessories)
0.330 kg (without accessories)
0.550 kg (without accessories)
Batteries
4 x LR03 (AAA) 1.5 V
Bluetooth
Contains TX IC: 1520A‑LMX9838
Contains TX FCC ID: EDQLMX9B38
model BQ model R model T
1. Nominal value
2. Maximum limiting deviation
3. Limiting deviation of 0 to 32.66
mN: Maximum = 0.49 mN
4. Limiting deviation from 32.67
mN: Maximum = 1.5% of nomi‑
nal value
(4) (3)
‑ 0.49 mN
+ 0.49 mN
32.66 mN 0 mN
(1)
(2)
(2)
8. Maintenance
WARNING!
Installation, repairs and modifications may only be performed by
trained specialists.
8.1 Repairs
To ensure a long service life, the device must be cleaned every week as described
and covered with a dust cover when not in use. We recommend having the device
checked annually by an authorised service technician.
8.2 Cleaning and disinfection
Tonometer housing and Sensor arm can, if required, be carefully wiped down with
ready‑for‑use disposable 70% ethanol disinfectant wipes. Surface‑friendly disinfec‑
tants (containing or not containing aldehyde) are also permitted, such as Kohrso‑
lin FF.
WARNING!
•
The preparation instructions provided do not apply to tonometer mea‑
suring prisms!
•
The tonometer measuring prisms must be prepared according to a
separate manual.
•
Do not use sprays
•
Observe the manufacturer's safety instructions
•
Do not use any cloths that might drip.
•
Wring out any soaked cloths completely before use wherever
necessary
•
Ensure that no liquid penetrates into the device
•
Comply with the stipulated exposure time
NOTE!
IP code: IPX0 (device is not protected against liquids)
01-IFU_AT900D-7220067-04180_eng.indd 14 01-IFU_AT900D-7220067-04180_eng.indd 14 21.01.2020 11:12:20 21.01.2020 11:12:20