Honeywell VM242A BasicMes-2, Operating Instructions Manual

OPERATING INSTRUCTIONS 

VM242A BASICMES-2 

Honeywell • All rights reserved 

3 

MU2H-1054GE25 R0411 

Item 

Spare part 
ordering number 

Carry case with foam insert 

VMS242A007 

2.4

Names of the Components 

Table 2.  Names of the components 

1 Mode 
2  Time and date 
3 Battery 

status 

4 Measured 

value 

5  Selected valve and valve setting 
6 Menu 

bar 

7  Power on/off / enter key 
8  Line up / line down keys 

See 

Fig. 1 

9  Escape / return key 

10  Screen and keyboard (details see above) 
11  Device housing with rubber padding 

See 

Fig. 2 

12  Cover for hose and temperature sensor 

connections 

13 Battery 

cover 

14  Typeplate and calibration mark (attached 

after first re-calibration) 

See 

Fig. 3 

15  Cover for hose and temperature sensor 

connections 

See 

Fig. 4 

16  Socket for battery charger 

17 Infrared 

transmitter 

See 

Fig. 5 

18 USB 

socket 

19 Socket 

T

1

 for temperature sensor 

20 Socket 

T

2

 for temperature sensor 

21  Connection for high pressure hose 

See 

Fig. 6 

22  Connection for low pressure hose 

2.5

Charging Batteries 



  Plug battery charger into line voltage power socket and 

into power socket on right side of device (see Fig. 4, 

item 16) 



  Batteries are charged. Charging is indicated by a light on 

the battery charger with the following states: 



 Yellow: not connected or initialising 



 Orange: fast charge 



 Green/yellow: top-off charge 



 Green: trickle charge 



 Orange/green: error 



  Full charge of original batteries takes approx. three hours 

NOTE  



  Use dedicated battery charger supplied with device only 



  Charge batteries indoors or in a sheltered environment 

within specified ambient temperature (see data sheet in 

appendix) only 



  Batteries will be exhausted if left for a long period of time 

after being charged 



  Battery charger can be used as mains power supply for 

device, e.g. during data logging, if device is equipped with 

rechargeable batteries 



  Device does not work when not equipped with batteries. 

Also not when battery charger is connected 

WARNING 

Battery charger must NOT be used when device is 

equipped with non rechargeable batteries 

2.6

Replacing Batteries 

 
The lid of the battery compartment is opposite the display. 



  Remove lid by pushing down tab on topside of device and 

sliding lid off 



  Remove old batteries. Pull ribbon to remove lower two 

batteries 



  Insert new batteries. Pay attention to correct polarity as 

indicated in battery compartment. Place ribbon below 

lower batteries 



  Replace lid. Ensure tab snaps back into place 

NOTE:  Instead of rechargeable batteries four standard AA 

size dry batteries can be used alternatively. Never 

try to recharge standard dry batteries. Never mix 

standard dry batteries with rechargeable batteries 

2.7

Setup 

2.7.1

Setting Device Clock 

 
To set or change time and date proceed as follows: 

Operation 

Command 

Key 

Switch on device 

— 

ON 

Device carries out zero calibration and then automatically 

switches to measuring mode

Stop ongoing measurement 

Stop 

ON 

Enter main menu 

Menu 

ESC 

Scroll down to menu item 
“Setup” 

↓

 DOWN 

Enter Setup menu 

Ok 

ON 

“Time” is first item in setup menu 

Move cursor into data field 
until first digit to be changed is 
highlighted 

→

 ON 

Change value of digit 

↑↓

 UP/DOWN 

Move to next digit 

→

 ON 

Change value of digit 

↑↓

 UP/DOWN 

Etc., when all changes are done:

Move cursor out of data field 

→

 ON 

Cursor disappears and new value is stored