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TS4000
4.0 Operation
This section offers detailed instructions for completing several start-up operation and
configuration tasks using the TS4000 menu system. Information regarding use of the TS4000
MODBUS commands as an alternate method for operating and configuring the unit is provided
in Section 5.0, MODBUS Interface.
CAUTION:
To avoid the possibility of false alarms, always remove or turn-off power prior to
servicing, removing, or replacing an O
2
sensor.
4.1 Start-up Checklist
The following steps must be completed prior to system start-up. Refer to the following table:
Table 14: Start-up Checklist
Step
Description
1
Shut down any external devices, such as Trip Amplifiers, PLC’s, or DCS
systems.
2
Verify that the optional settings are set for the right configuration.
3
Verify that the unit is properly mounted. Ensure the conduit / cable gland entries
are pointed downward.
4
Verify that the signal wiring is correct.
5
Verify that the power supply is connected properly. The TS4000 is powered by
+24VDC (20 to 36 VDC voltage range). The detector outputs a low voltage
fault (F6) at 18.5 VDC or below.
6
Make sure the lid is securely fastened or the area has been de-classified.
4.2 User Menu Structure
The TS4000 includes many selectable options that provide the most flexible gas detector
possible. These options include Selectable Sensor Range, Warn and Alarm Relay Set points
and Configuration, and MODBUS Communications Settings. These options allow the unit to
operate as a standalone device or in conjunction with a wide variety of controllers, computers,
PLC, and DCS based systems. The following sections explain the available options and how
they can be customized.
The following diagram provides a detailed view of the TS4000 menu structure: