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Shipped Configuration/Jumper Positioning 3.2
Each instrument is factory shipped ready to accept a thermocouple input on TB 4 and TB 5.
All configuration parameters in each mode are set to default values. These defaults are shown
in tabular form after the description for each mode. Instrument AC power input is as specified
in the instrument model number and is shown on the ratings label. The 230 VAC option
includes a switch in the instrument for selecting either 230 VAC or115 VAC input power. If
this feature is provided, verify AC input and switch position before applying power to the
instrument.
3.2.1 JUMPER POSITIONING
Jumpers are used to provide a security lockout feature and to condition the sensor inputs. All
jumpers are typically of the three pin type and have two functions. All jumpers are located on
the instrument Processor board. The instrument board layout and jumper locations are shown
in Appendix A-1 (page 50). Check the actual jumper position in the unit to be configured and
verify the proper position for the intended application. .
The sensor input jumpers JU4, JU5, JU6 and JU7 condition the sensor input at a basic
level. Detailed input type selection is made in the Program mode.
Operation Summary 3.3
Prior to operation the Program mode parameters and Alarm Setting(s), if used, must be
selected for the application. Data and parameter entry is made by stepping through each
mode and making an appropriate response or entry to each step.
3.3.1 KEYPAD OPERATION
Refer to Figure 3-1 for the Keypad features. Use the SCROLL, UP and DOWN keys as
indicated to program and operate the instrument.
FIGURE 3-1
SCROLL
Key
UP
Key
DOWN
Key
Reset
Key
Reset
Key
RESET
RESET
Summary of Contents for MRC 7000
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