Checking The Tonometer At 870 - Haag-Streit AT 910 Instructions For Use Manual

•
Check position 1.95
With a drum position of 1.95, the feeler arm must move from the free‑movement
area toward the limit stop in the direction of the examiner.
•
Check position 2.05
With a drum position of 2.05, the feeler arm must move from the free‑movement
area toward the limit stop in the direction of the patient.
Check the drum position 6
Set the weight rod to 6 on the scale, the longer part points to the examiner.
•
Check position 5.9
The check point is at 5.9. Move the measuring drum's calibration mark 6 down‑
wards, opposite the index, by a ½ interval. The feeler arm must move towards the
examiner.
•
Check position 6.1
The check point is at 6.1. Move the measuring drum's calibration mark 6 upwards,
opposite the index, by a ½ interval. The feeler arm must move towards the patient.

7.4 Checking the Tonometer AT 870

NOTE!
This check must be carried out once a month. If the check yields errone‑
ous results, please check the following points:
1. Is the measuring prism properly positioned?
2. Is the control weight correctly set?
3. Repeat the check.
Defective equipment must be sent immediately to your HAAG‑STREIT represen‑
tative.
NOTE!
HAAG‑STREIT offers a repair and service package. For further informa‑
tion, please contact your HAAG‑STREIT representative directly.
© HAAG‑STREIT AG, 3098 Koeniz, Switzerland – HS‑Doc. no. 1500.7006000.04240 – 24. Edition / 2018 – 04
01-IFU_AT900-7006000-04240_eng.indd 15
SVENSKA NEDERLANDS PORTUGUÊS ESPAÑOL ITALIANO
1.95
5.9
AT 900 model R AT 900 model T
FRANÇAIS DEUTSCH ENGLISH
2.05
6.1
AT 900 model BQ AT 870
03.05.2018 10:11:19
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