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TS4000H
4.0 Operation
This section offers detailed instructions for completing several start-up operation and
configuration tasks using the TS4000H menu system. Information regarding use of the
TS4000H 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:
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 TS4000H is powered
by +24 VDC (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.
Table 14: Start-up Checklist
4.2 User Menu Structure
The TS4000H 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, Modbus Communications Settings, and HART Communication Settings if
HART is present on the device. 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 TS4000H menu structure: