Ingersoll-Rand G 270, Users Manual And Maintenance Manual

Page: 37 / 214

7
1 - FFeatures
! Display module (DM)
!
Interface board available in 2 versions (CB, CB12) depending on customer optional equipment.
!
Option 3 module, option 4 module and option 5 module (OPT 3345)
! Block building system enabling multiple combinations.
Note: DM required in all combinations
2 - D Display m module (Fig. 2)
!
LCD screen, 8 lines 21 characters, built-in back-light and keyboard adjustable contrast
!
26 momentary push buttons (two types; 10 and 13 dia.)
!
13 display LEDs (alarms/warnings, faults/shutdowns, status, operating modes)
!
UL approved polycarbonate case supplied with cable and connector for connection to the interface board
!
Dimensions 192x144x70
!
Quick installation using brackets and nuts screws
!
IP65 on panel face with seal (not supplied), IP20 inside
!
Extremely user friendly man-machine interface: multiple-message screens, diagnostic, genset status, ...
3 - IInterface bboard ((Fig. 11)
!
CB = Main board
!
CB12 = Main board with option 1 and option 2 built in
!
Electronics in a sheet steel case (base + lid)
!
Dimensions : 435x263x31
!
Voltage bus; alternator, mains and DC built into the printed circuit board (see paragraphs 7, 8 and 9)
!
16 bit microcontroller, (Flash, RAM and EEPROM) memories, real-time clock, battery backup for time and date
!
Supply from 9 to 33Volts DC and from 6Volts DC, for voltage drop at start-up
!
All connections are built into the printed circuit board on both sides with full screen printing
4 - LLogical/analog II/O
All inputs and outputs are allocated to a specific use
(see tables below).
Note: Alarm or Fault selection via programming
Key:
A=Alarm, F=Fault, ana.=analog, C=Control
T=Transistor, R=Relay,
Ω =resistive
Fig. 11 - C CB12 bboard
Fig. 22 - D Display m module
* : France only
Type Logical output description
CB CB12
F
oil pressure
x x
F water temperature x x
A or F day tank low fuel level x x
F
emergency stop
x x
A or F overload or short-circuit x x
C
water heater thermostat
x x
C external start-up command x x
F radiator low water level x x
C
Mains contactor home position
x x
C Stand-by contactor home position x x
F
external emergency stop
x x
F oil temperature x
F low oil level x
A or F
water heater failure
x
A or F battery charger failure x
A or F differential or CIC trip x
F
differential relay available
x
F Constant Insulation Check available x
F
air cooler disconnection
x
F
air cooler low water level
x
A or F fuel pump 1 disconnection x
A or F
retention bund
x
C bulk tank CF80 x
A or F bulk tank low fuel level x
C
EJP switch (*)
x
C EJP start-up (*) x
C
EJP advanced warning (*)
x
Type Logical output description CB CB12
T fuel solenoid control x x
T starter 1 contr ol x x
T
engine preglow control
x x
T water heater control x x
T hooter control (general fault) x x
R
Mains
contactor control x x
R Stand-by contactor control x x
T
air damper control
x
T starter 2 control x
R electro-flaps control x
T fuel pump 1 control x
R CIC remote contact x
Type Analogue input description CB CB12
Ω
oil pressure indication x x
Ω
water temperature indication x x
Ω day tank low fuel level indication x x
Ω
oil temperature indication x
Type Specific I/|O
CB CB12
ana. charge alternator excitation x x