Emerson Process Management 7951 Ventilation Hood User Manual


 
Chapter 11 Configuring by using the menus
Page 11.34
What the “Other parameters” option does
Selecting “Other parameters” brings up the following options:
x Display formats
Lets you specify, for each parameter: The units which are used, together with the number of decimal places or
exponential format for the value.
x Alarms
Alarms are dealt with in chapter 8.
x Communications
Lets you set up all aspects of communications, including:
- the function of each port.
- baud rates.
- character formats.
- handshake protocol.
- MODBUS parameters (slave address, dialect and mode).
x Display contrast
Lets you set the contrast between the text and background on the display. Contrast is on a scale of 1-10; the higher
the number, the darker the contrast.
x Security
Use this option to set passwords. This is explained later in this section.
x Computer calibration
This is used to calibrate instruments connected to the 795x. DO NOT CHANGE THESE SETTINGS UNDER ANY
CIRCUMSTANCES. IF YOU DO, YOU CANNOT CHANGE THEM BACK WITHOUT USING SPECIALISED
CALIBRATION EQUIPMENT.