Operation Manual 37107F
MFR 3 - Multi Function Relay
Page 146/165
© Woodward
Appendix F.
Interface Telegram
Transmission Telegram
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MUX
No.
Content (words)
Unit Comment
0/1 1
Protocol number
"1300"
0/2 2
Generator frequency f
Hz / 100
0/3 3
Actual generator real power P
W × 10
PgenEXPO
1/1 4
Exponents
High Byte: PgenEXPO
Generator power
Low Byte: VgenEXPO Generator voltage
1/2 5
Generator real power setpoint value
see on the right
PGNEXPO
10
800
.
2
PGNWD
W
×
×
1/3 6
Conversion factor steps kW
PgenWD (intern)
2/1 7
Busbar voltage delta V
12
V × 10
VbusEXPO
2/2 8
Mains voltage delta V
12
V × 10
VmainsEXPO
2/3 9
Active alarm class
Bit 15 = 1
--Internal--
Bit 14 = 1
--Internal--
Bit 13 = 1
--Internal--
Bit 12 = 1
--Internal--
Bit 11 = 1
--Internal--
Bit 10 = 1
--Internal--
Bit 9 = 1
--Internal--
Bit 8 = 1
--Internal--
If both bits are set for double bits, the
input is activated.
Bit 7 = 1 \
Bit 6 = 1 /
Class F3 alarm
Bit 5 = 1 \
Bit 4 = 1 /
Class F2 alarm
Bit 3 = 1 \
Bit 2 = 1 /
Class F1 alarm
Bit 1 = 1 \
Bit 0 = 1 /
Class F0 alarm
3/1 10
Control register 2
Bit 15 = 1 \
Bit 14 = 1 /
Terminal 4, reply: GCB is closed
Bit 13 = 1 \
Bit 12 = 1 /
Terminal 54, reply: MCB is closed
If both bits are set for double bits, the
input is activated.
Bit 11 = 1 \
Bit 10 = 1 /
Terminal 3
DI "Release GCB"
Bit 9 = 1 \
Bit 8 = 1 /
Terminal 53
DI "Release MCB"
Bit 7 = 1 \
Bit 6 = 1 /
Terminal 5
DI "Set point value 1
↔
2"
Bit 5 = 1 \
Bit 4 = 1 /
--Internal--
Bit 3 = 1 \
Bit 2 = 1 /
Terminal 6
DI "Release monitoring"
Bit 1 = 1 \
Bit 0 = 1 /
--Internal--
3/2 11
Actual mains interchange (im-
port/export) real power
W × 10
PmainsEXPO
3/3 12
Internal
