Ht950n – HT instruments HT950N User Manual

Page 7

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HT950N

EN - 7

T.MAX key
Press this key the meter show at PARA display the column symbol (C1, C2, C3, C4) which
have the maximum temperature value during all measure period. SET display show
instead the value of recording temperature. T.MAX Led is light on during operation.
After about 20 sec. from pressing of T.MAX key PARA and SET displays automatically
light off.
T.MAX key is also used for reset temperature maximum value (see chapter 5.4. for
details).

WARNING

 T.MAX is automatically update only with higher values and remain saved

inside HT950N also in switch off condition.

T.MAX key don’t execute any operation if meter is inside setup parameters

menu (see chapter 5.4).


4.3. DESCRIPTION OF BACK PANEL

A

B

A

A

A

B

B

B

B

B

B

B

1F

2W

2U

2V

NC

NO

C

NC

NO

NO

C

Pt

100

Pt

100

Pt

100

Pt

10

0

Power Supply:
24 - 240V
24 - 240V
Power:<10VA
CAT III 300V

50/60 Hz

1

S/N:

S

S

S

S

T1

T2

CONTR

31

S L(+) N(-)

30

32

5

6

4

9

8

7

2

1

C

21

22

17

18

19

14

20

15

16

11 12 13

Fig. 2:Instrument description: back panel

LEGEND:

1. Connection input

terminals at external
Pt100 (11-22).

2. Output terminals for

relay connections
T1, T2, CONTR (1-
9).

3. Connection

terminals for
external power
supply (30-32).

4. S reference terminal

for probes shields
(31).


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