4. Pre-configured Measurement Types
1 FLAM 0 % LEL
1 O2 0 % VOL
1 CO 12 PPM
BOILER ROOM 1
N2 STORE 1
CAR PARK LEVEL 1
Display with %LEL (Lower Explosive Limit) Display
Display with %VOL (% by Volume) Display
Display with ppm (Parts Per Million) Display
The second line displays the channels
description, up to eight characters long this is
editable using the Tocsin 700 menu system.
5. Menu System
The menu system is accessed by firstly selecting a channel. This is done by rotating the Jog Wheel.
Clockwise increases the channel indicated. Anti clockwise decreases the channel indicated. When the
switch is rotated the back light illuminates and the unit stops it's auto scrolling function. If no channel is
selected or if the button is not rotated within a minute then the unit returns to it's normal auto scrolling
mode. In auto scrolling mode each channel fitted to the control panel is sequentially displayed for a
fixed time period.
To select a channel to work on the Jog Wheel is pressed. This takes the user into the main menu.
The channel selected is shown on the top line. This information updates with the users commands.
The gas concentration also updates in this mode, this aids the user in calibration.
1 O2 0 % VOL
ZERO
Channel Number
Note these
configuration
menu’s are
password protected
Gas Type
Units
Current Reading
Current Command Option
Pressing the jog wheel will
activate this command.
`
Page 23 of 52
