HT(HPC)-100CT-2 Series
HITROL CO., LTD. 10
Wiring
Failure Check
& Maintenance
- Make sure to connect the power with correct polarity (+, -), and the power
supply shall be b17V ~ 40V.
- Do not connect the wire with the power connected.
For Ex-proof product, the cover shall be locked and power shall be
applied after wiring.
■ Maintenance
The major parts of the HT (HPC)-100CT-2 Series level transmitters to be inspected
are divided into the sensor element and the transmission element. The life spans of
major parts vary with user environments and can be used in optimum conditions
through periodic inspections. Therefore, the user shall maintain and repair the
product through periodic inspections conducted at least once a year. In addition,
check for the exterior of the product like visual damage. If the medium or foreign
substance is attached to the probe, it will cause bad accuracy, so it shall be
removed regularly. Be careful not to damage the Teflon part during removal.
■ Failure Check
The level of measured object changes, but the output does not change.
▶ Insufficient power supply
▶ Wrong adjustment of ZERO and SPAN
Only a slight change of output to the change of level of medium is present.
▶ Wrong adjustment of ZERO and SPAN
▶ A slight change of probe ΔC value
No change of level, but output fluctuation is present.
▶ Wrong grounding
▶ Noise on the lines
▶ Extreme fluctuation of medium
▶ Bad insulation of probe
Output indicates full (20mA) of higher regardless of the change of level of the
medium.
▶ Wrong adjustment of ZERO and SPAN
Содержание HPC-100CT-2 Series
Страница 13: ...M 100CT2 User Manual Capacitance Type Level Transmitter Doc no Rev1 3 Issued Date 2021 07 15 APPENDIX V ...
Страница 15: ...2 Specification Table 1 Specification ...
Страница 16: ...3 Configuration of Setting Menu Table 2 Setting Menu List ...
Страница 17: ...4 Setting and Operating LCD Configuration Into the Setting Menu Return to Setting Mode ...
Страница 18: ... Select the Setting Menu Change the User Setting Table 3 Key Button Guidance ...
Страница 20: ... Zero Span Capacity fine Adjustment Zero Setting Span Setting Span Setting Other ...