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GC1100
SEDEMAC GC1100 User Manual
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GC1100
SEDEMAC
Page | 50
Register
Address
Parameter
Scale Fact
or
Unit/Interpretat
ion
Bits/ Sign
DG operatio
n mode
--
Scheduler-11
0
Cyclic-111
Auto-101
Manual-100
14
-12/16
Load on Mai
ns
True (1) /
False (0)
11/16
Load on DG
--
True (1) /
False (0)
10/16
Current DG
status
--
Running /
stopped
9/16
DG stopped
normally
--
True (1) /
False (0)
8/16
DG stopped
with fault
True (1) /
False (0)
7/16
DG fail t
o start
--
True (1) /
False (0)
6/16
Gen availab
le
True (1) /
False (0)
5/16
Common sh
ut down
--
True (1) /
False (0)
4/16
Common e
lectric trip
--
True (1) /
False (0)
3/16
Common warn
ing
--
True (1) /
False (0)
2/16
Common not
ification
--
True (1) /
False (0)
1/16
78
–
81
Current ti
me stamp
--
Current EPO
CH
time
Actual v
alue = Observ
ed value on
MODBU
S interfa
ce multiplied with sca
le fact
or
The register
map for ho
lding registers
is as show
n in
T
abl
e
39
T
able 39
:
Register map for holding r
egisters
Register
Offset
Descriptio
n
Note
Bits/ Sign
0
Command
Register
Send (0x01) t
o Start DG.
Send (0x02) t
o Stop DG.
Command
Status is updat
ed in
Status register
.
Unsigned
1
Operating
Mode
Send (0x01) t
o toggle
Current mo
de of oper
ation
between the
Auto
mode a
nd the Manu
al mode.
Auto Mode is
to operate
DG remote
ly
.
Manual is to o
perate
DG through
key-press ev
ents.
Unsigned
The interpretat
ion of alar
m status (r
egisters 5
4-69 in
T
able
38
)
is as sh
own in
T
able
40
.
T
able 40
:
Interpr
etation of alarm status r
esults
V
alue of Register
Interpretatio
n
0
Alarm disab
led
1
Alarm not
active
2
War
ning a
larm a
ctive
3
Shutdown al
arm active
4
Electrical t
rip alarm act
ive
59
61
Table of Contents
Default Chapter
6
Table of Contents
6
Introduction
11
Key Highlights of the Product
11
Product Features
11
Table 1: Features List
11
Figure 1: GC1100 Genset Controller's Front Fascia
12
Specifications
13
Terminals
13
Figure 2: Connectors of 10.16 MM Pitch
13
Figure 3: Connectors of 5.08 MM Pitch
13
Figure 4: Connectors of 3.5 MM Pitch
13
Table 2: 10.16 MM Pitch Connector Details
13
Table 3: 5.08 MM Pitch Connectors Details
13
Power Supply Specifications
14
Generator Voltages and Frequency Measurements
14
Table 4: 3.5 MM Pitch Connector Details
14
Table 5: Power Supply Specifications
14
Table 6: Generator Voltage and Frequency Measurements
14
Load Current Measurements
15
Mains Voltage and Frequency Measurements
15
Table 7: Load Current Measurements
15
Table 8: Mains Voltage and Frequency Measurements
15
Digital Inputs
16
Analog Resistive Sensor Inputs
16
Figure 5: SCP Connection
16
Table 9: Digital Inputs
16
Table 10: Analog Resistive Sensor Inputs
16
Analog Current Input
17
Magnetic Pick up Input
17
Digital Outputs
17
Table 11: Analog Voltage/Current Input
17
Table 12: Magnetic Pickup Input
17
Table 13: Digital Outputs
17
D+ Chg Alt
18
Sensor Common Point
18
Deep Sleep Mode Feature
18
Table 14: D+ CHG ALT
18
Table 15: Sensor Common Point
18
Communication Ports
19
Table 16: Communication Ports
19
Installation
20
Dimensions
20
Mounting on Panel
20
Figure 6: Dimensions of the GC1100 Genset Controller
20
Figure 7: Fixing Clip and Screw Supplied Along with Controller
21
Figure 8: Controller Mounting on the Panel Using the Fixing Clips
21
Terminal Description
22
Figure 9: GC1100 Genset Controller from Backside
22
Table 17: Details of GC1100 Terminals
22
Typical Wiring Diagram
24
Figure 10: GC1100 Genset Controller Power Circuit (Used in the Auto Mains Failure Mode)
24
Figure 11: GC1100 Genset Controller Control Circuit (Used in the Auto Mains Failure Mode)
25
Module Display
26
Monitoring Mode
26
Table 18: Screens of Engine Status and Operating Mode
26
Description of Control Keys
29
Functions of Control Keys
29
Figure 12: Control Keys Function
29
Table 19: Control Keys in Different Modes
29
Configuration Mode
30
Figure 13: Configuration Mode Screen
30
Figure 14: Configuration Mode Authentication Page Screen
30
Figure 15: Saving Setting Screen
30
List of Configurable Parameters
31
Table 20: Configurable Parameters
31
Digital Input Sources Selection
40
Table 21: Digital Input Sources Selection
40
Digital Output Source Selection
41
Table 22: Engine Temperature Sensor Calibration
41
Table 23: Fuel Level Sensor Calibration
41
Table 24: LOP Sensor Calibration
41
Table 25: LOP Sensor (4-20Ma) Calibration
41
Table 26: Digital Output Source Selection
41
Module Operation
43
Auto Mode
43
Figure 16: SMD for AMF Mode
44
Figure 17: SMD for Auto Exercise Mode
45
Figure 18: SMD for Cyclic Mode
46
Manual Mode
47
Figure 19: SMD for Manual Mode
47
Alarms
48
Table 27: Alarm Actions
48
Table 28: Alarms and Their Causes
48
Troubleshooting
51
Table 29: Common Faults and Their Remedial Actions
51
RS485 MODBUS Based Protocol
53
Connection Details
53
Figure 20: RS485 MODBUS Connection with the Help of Two Core Shielded Twisted Pair Cable
53
Table 30: RS485 MODBUS Communication Configuration Setting
53
Precautions
54
Function Code Used
54
Table 31: Details of Function Codes
54
Table 32: Command from MODBUS Master for Function 4
54
Table 33: Normal Response from Genset Controller Slave for Function 4
54
Table 34: Command from MODBUS Master for Function 16
55
Table 35: Normal Response from Genset Controller Slave for Function 16
55
Table 36: Command from MODBUS Master for Function 3
55
Register Map
56
Table 37: Normal Response from Genset Controller Slave for Function 3
56
Table 38: Register Map for Input Registers
56
Table 39: Register Map for Holding Registers
60
Table 40: Interpretation of Alarm Status Results
60
Introduction to Communication Protocol
53
Protocol for CAN-Based Communication
61
Connection Details
61
Structure of Communication
61
Table 41: Structure of Communication
61
Table 42: Structure of Broadcasted Message
67
Table 43: Structure of Command Message
67
Packet Structure
68
Table 44: Structure of Command Message Received over CAN
68
Notes
69
5
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SEDEMAC GC1100 Specifications
General
Brand
SEDEMAC
Model
GC1100
Category
Controller
Language
English
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