Schweitzer Engineering Laboratories SEL-701

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Date Code 20010719 701 Motor Protection Relay

Modbus

RTU Communications Protocol

Modbus Register Map

C.51

Table C.18 Modbus Register Map (Continued)

Address

(hex)

Field

Sample

Low

High

Step

Type

0388

Hottest

Winding RTD

See Note 1

See

Note 3

See

Note 3

0389

Hottest

Bearing RTD

See Note 1

See

Note 3

See

Note 3

038A Ambient RTD See Note 1

See

Note 3

See

Note 3

038B

Hottest

Other RTD

See Note 1

See

Note 3

See

Note 3

038C Vab

0 if no

voltage option

0 65535 1

038D Vbc

0 if no

voltage option

0 65535 1

038E Vca

0 if no

voltage option

0 65535 1

038F kW

0 if no

voltage option

–32768 32767 1

0390 kVAR

0 if no

voltage option

–32768 32767 1

0391 kVA

0 if no

voltage option

–32768 32767 1

0392 Power Factor

0 if no

voltage option

–100 100 1 • 0.01

0393 Frequency 2000 7000 1 • 0.01

0394 % Thermal Cap 0 65535 1 • 0.1

0395

% Unbalance

Current

0 1000 1 • 0.1

0396–

039F

Reserved

EVENT RECORDS

03A0

Number of

Event Records

0 14 1

03A1 Event Selection 1 14 1

03A2

Channel

Selection

1 14 1

03A3 1/4 Cycle –32768 32767 1

(Continued)

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