HPT-F-C
Single-Loop Bargraph Process Indicator
HPT-F-C is a single-loop process indicator with numerical and bargraph indication, selectable signal input, upper/lower alarms and RS-485 Modbus RTU communication.
- Display range
- −1999–9999
- Accuracy reference
- ±0.3% FS
- Input signal families
- Voltage / current / RTD / thermocouple
Supplied by WKSENSOR. Ask us about pricing, availability and delivery.
Product overview
Panel instrument
A black front bezel surrounds the indication window. Four keys sit along the lower edge, with retaining clips beside the rear case.
- Single-loop indication
- The selected process signal is shown numerically and with a bargraph.
- Limit alarms
- Upper and lower alarm functions include an adjustable deadband.
Connection and panel-mount references
The terminal numbers below belong to the illustrated input examples. Other case formats have different terminal arrangements.
Three input configurations
- Three-wire Pt100
- 1: A · 2: B · 3: B
- Thermocouple
- 2: A+ · 3: B−
- Two-wire transmitter
- 4: mA input + · 5: 24 V excitation + · 3: common −
Panel mounting and rear connections
- 1 · Front bezel
- 2 · Gasket
- 3 · Panel
- 4 · Instrument case
- 5 · Retaining bracket
- 6 · Terminal cover
In the illustrated mains-powered circuit, terminals 11 / 12 are N / L. Terminals 9 / 10 form the normally-open AL2 alarm contact.
Relay contact references
- Small-contact reference
- 125 V AC / 0.5 A or 24 V DC / 0.5 A, resistive load.
- Large-contact reference
- 220 V AC / 2 A or 24 V DC / 2 A, resistive load.
Configuration and selection
- Input
- One selected input from the 33 signal types, including voltage, current, RTD and thermocouple families.
- Analog output
- 4–20 mA, 1–5 V, 0–10 mA, 0–5 V, 0–20 mA or 0–10 V configuration.
- Main power
- 100–240 V AC/DC version or 12–36 V DC version.
- Sensor feed
- Optional 24 V DC auxiliary output.
Technical reference
Specifications and options
| Parameter | Specification or option |
|---|---|
| Model | HPT-F-C |
| Process loops | 1 |
| Indication | Numerical and bargraph |
| Display range | −1999–9999 |
| Accuracy reference | ±0.3% FS |
| Input selections | 33 signal types, selectable |
| Input signal families | Voltage / current / RTD / thermocouple |
| Analog-output options | 4–20 mA / 1–5 V / 0–10 mA / 0–5 V / 0–20 mA / 0–10 V |
| Alarm functions | Upper and lower limits with adjustable deadband |
| Alarm output type | Relay |
| Communication interface | RS-485, two-wire |
| Communication protocol | Modbus RTU |
| Baud rate | 1200–9600 bps |
| Serial framing | 1 start bit / 8 data bits / 1 stop bit / no parity |
| Communication distance reference | ≤1000 m |
| Optional sensor-feed output | 24 V DC ±1 V, ≤30 mA; load resistance ≥750 Ω |
| AC / DC supply version | 100–240 V AC/DC, ≤5 W |
| DC supply version | 12–36 V DC, ≤3 W |
| AC supply frequency | 50/60 Hz |
| Operating temperature | −10–50 °C, no condensation or freezing |
| Brand | WKSENSOR |
| Product reference | HH-839343546628 |
Application scenarios
Process signals include temperature, pressure, level and speed.
Power
Electrical equipment and substation structures.
Water treatment
Treatment basins and plant walkways.
Other industries include petrochemicals, metallurgy, oil, chemicals, paper, food, light industry, pharmaceuticals, heat treatment, mechanical equipment, energy and industrial automation.
