Lead LD-BK10 Series - User Manual

Temperature Controller of
Dry Transformer
— User Instructions —
LD-BK10 Series
LD-BK10
T
he sensor cable must be removed from the con
troller before the withstand voltage test to prevent
damage to the controller.
在进行耐压测试前，必须将传感电缆从温控器上卸下，以防损坏温控器。
Max
Ci
rc
M
anu Alarm
Trip
Fault
Fan Run
Manu/Auto
Max/Circ
最大
风机运行
Fan Fault
风机故障
手动/自动 最大/巡回
巡回
超温
跳闸
故障
手动

Summary

Safety Guidance

Technical Specifications

Operating Conditions

Specifies ambient temperature, humidity, frequency, and voltage limits.

Measurement Accuracy

Contact Capacity

Installation Steps

Temperature Controller Installation (embedded)

Describes the process for embedding the controller into a transformer housing.

Sensing Cable Assembly

Details the connection diagrams for sensing cables of different types.

Panel Shows

Indicator

Key

Display

Operation Setup

Black Box and Timing Start;Stop

Covers viewing phase temperatures on failure and setting fan start intervals.

Control Parameters Modification

Explains how to modify various control parameters like fan start/stop temps.

Temperature Compensation and Fan Fault Parameters

Details temperature compensation and fan fault settings.

Temperature Simulation

Describes simulating temperature values to test controller output.

4-20 mA Current Output (Type E)

RS485 Communication (Type F)

Communication Address Setting

Check Bit and Baud Rate Setting

MODBUS RTU Communication Protocol

Fault Handling

Lead LD-BK10 Series Specifications

General

Control Mode	PID, ON/OFF
Mounting	Panel Mount
Input Type	Thermocouple, RTD
Output	Relay, SSR, 4-20mA
Display	Dual LED
Power Supply	100-240V AC
Dimensions	48 x 48, 48 x 96, 96 x 96 mm