
CAMM
Air Monitor Corporation
116-044-91.P65 (8/31/10)
CAMM - IO&M Manual
SECTION 6 – CALIBRATION
6.3 – TRANSMITTER INPUT CALIBRATION (con't)
6.3.3
Temperature Compensation Calibration
.
1.
While in Transmitter Input Calib, scroll to: Temperature Zero
Calib: XXXºF
2.
If temperature signal is provided by temperature device, connect a voltage/current generator across
Terminals 8 and 10 (see Figure 4.4). If temperature signal is powered by CAMM, connect a loop powered
temperature simulator across Terminals 7 and 8 (see Figure 4.5).
3.
Adjust temperature signal for minimum value of temperature input value which is indicated on the display.
4.
Press
ENT
, and display will indicate:
Temperature Zero
-- Push ENTER --
5.
Press
ENT
, and display will indicate:
Temperature Zero
Settle Time:4
Display will count down to 0, after which it will indicate:
Input Zero Done
-- Push ESCAPE --
6.
Press
ESC
and then
UP
, display will indicate: Temperature Span
Calib: XXXºF
7.
Adjust temperature signal for maximum value of temperature input value which is indicated on the display.
8.
Press
ENT
, and display will indicate:
Temperature Span
-- Push ENTER --
9.
Press
ENT
, and display will indicate:
Temperature Span
Settle Time:4
Display will count down to 0, after which it will indicate:
Input Span Done
-- Push ESCAPE --
Note: If span input is less than 80% or greater than 120% of Temperature maximum input (see Factory
Set-Up Information Sheet), display will indicate:
Bad Input Span
-- Push ESCAPE --
If this occurs, check input signal and readjust as necessary. Press
ESC
and repeat Steps 7 through 9.
10. Press
ESC
.
11. Remove test equipment.
53
Summary of Contents for CAMM
Page 2: ......