Unitrol 1000-15 3BHE006720R0200 ABB Excitation Controller

• Brand
  ABB
• Model
  Unitrol 1000-15
• Product Name
  Digital Automatic Voltage Regulator / Excitation Controller
• Place of Origin
  Switzerland
• Customs HS Code
  85371011
• Part number
  3BHE006720R0200
• Dimensions
  302 mm × 170 mm × 111 mm
• Weight
  3.4 kg
• Operating Temperature
  ‑20 °C to +70 °C
• Storage Temperature
  ‑77 °C to +70 °C
• Warranty
  1 year
• Product Status
  brand new

Application Scenarios of Unitrol 1000-15 3BHE006720R0200 ABB

Oil & Gas Industry

Analog signal acquisition of pressure, temperature and liquid level for Emergency Shutdown Systems (ESD) on on-shore facilities and offshore platforms.

Analog transmitter data collection within Fire and Gas (F&G) systems for monitoring flammable and toxic gas concentrations.

Chemical & Petrochemical Plants

SIS-based analog measurement for reactor temperature, vessel pressure and liquid level to implement process trip protection.

Monitoring of safety-critical parameters for heat exchangers and process pipelines, supporting safety interlock logic execution.

Power Generation Industry

Collection of safety-relevant analog signals for boiler and turbine auxiliary safety interlocks in thermal power facilities.

Pressure and temperature monitoring for fire-protection systems within power plants.

Metallurgy Industry

Safety parameter monitoring for high-temperature furnaces and analog input feeding into SIS emergency-shutdown logic.

Acquisition of safety interlock signals for gas pipelines inside smelting workshops.

Pharmaceutical & Fine-chemical Industry

Safety monitoring of pressure and temperature parameters of reaction kettles.

Over-range protection for storage tanks containing hazardous substances.

Water and Wastewater Treatment Sector

Safety monitoring of pressure and liquid-level values in chemical dosing units and hazardous-liquid storage tanks.

Wiring Method for HIMA F6217

General Wiring Description

The Unitrol 1000-15 3BHE006720R0200 ABB safety analog input module uses the dedicated Z7127 front-terminal block for field-side signal wiring, while its rear-side plug connects to the HIMA system backplane bus. It is compatible with H41q and H51q safety systems and provides 8 fully independent analog input channels. Shielded twisted-pair cables shall be used for all field analog signals. Cable shields shall be single-point grounded to the cabinet equipotential bar to avoid ground-loop interference.

4-20 mA Current Signal Wiring (Two-wire Transmitter)

A 250 Ω precision shunt resistor must be fitted on the Z7127 terminal adapter, which converts the 4-20 mA current signal into a 1-5 V voltage signal for module processing.

Two-wire transmitter positive terminal → channel positive terminal

Two-wire transmitter negative terminal → channel negative terminal (analog GND)

The 24 V DC power supply for field transmitters must be provided externally; the F6217 module cannot supply power to field devices.

Every current channel works independently. Do not share analog ground between different channels.

Voltage-signal Wiring (0-5.5 V DC)

Signal positive wire connects to the channel positive terminal.

Signal negative wire connects to the corresponding channel analog GND terminal.

The external input voltage must never exceed the module maximum rating of 7.5 V DC.

Backplane and Auxiliary Power Wiring

5 V DC power is automatically supplied through the system backplane bus once the module is inserted; no additional field wiring is needed, with typical power consumption of 80 mA.

24 V DC auxiliary power is wired to the dedicated auxiliary terminals on Z7127, rated consumption 50 mA. Strict polarity observance is mandatory.

PE protective earth: connect cabinet protective ground to the grounding pin of the Z7127 connector.

Termination Requirements for Unused Channels

For unused voltage-input channels: fit short-circuit jumpers across the corresponding positive and negative terminals to suppress open-circuit diagnostic alarms.

For unused current-input channels: retain the installed 250 Ω shunt resistor, or apply short-circuit termination following the official adapter specifications.

GDB021BE
Unitrol 1020
698B275U01
SM810K01
BC810K02
PP886
PBA800
RED615