Froling T4e Service Handbook

Power connection and wiring | 2
B1820023_en | Service handbook Lambdatronic H 3200 - T4e 7
Connection / Name Note
KM-01 BUS
Connection with cable – LIYCY paired 2x2x0.5;
Ü "Connecting the bus cable" [}29]
Caution! CAN L and CAN H must not be connected to +U
BUS
!
KM-02 BUS
Patch cable CAT 5 RJ45 SFTP 1:1 Assignment: pellet module
connection
KM-03
KM-04 COM 2
Null modem cable 9-pin SUB-D;
Connection is used e.g. as MODBUS interface
KM-05 COM 1
Null modem cable 9-pin SUB-D;
Service interface for software updates and connection to
visualisation software
KM-06 Broadband probe
Connection cable
1)
5 x 0.75 mm
2
Connection of a Bosch (item number 69001A) or NTK (item number
69003) broadband Lambda probe
KM-07 FGR flap
Connection cable
1)
5 x 0.75 mm
2
KM-08 Air flap
Connection cable
1)
5 x 0.75mm
2
;
Combined air damper for primary and secondary air
KM-09 Lock
Connection cable
1)
2 x 0.75 mm
2
KM-10 High-limit thermostat
KM-11 EMERGENCY STOP
Caution! Do not connect the emergency stop/shutdown switch to the
boiler power supply line. The switch must be a N/C switch and it
must be linked to the 24V safety chain of the STL at this terminal!
KM-12 Flowmeter
Connection cable
1)
2 x 0.75 mm
2
KM-13 Lambda probe
Connection cable
1)
4 x 0.75 mm²
Connection of a Bosch switching-type sensor (type LSM11) or NTK
switching-type sensor (type OZA685, item number: 69400)
KM-14 Boiler release
Connection cable
1)
2 x 0.75 mm
2
Caution! The connection must be a floating connection!
Ü "Boiler enable contact" [}9]
KM-15 Flue gas temperature sensor
Only use connection cable of the component
KM-16 Door switch for ash box
Connection cable
1)
2 x 0.75 mm
2
KM-17 Sensor 2
Connection cable
1)
2 x 0.75 mm
2
KM-18 Sensor 1
Connection cable
1)
2 x 0.75 mm
2
, sensor 1 in the STL housing
KM-19 Outside temperature sensor
Connection cable
1)
2 x 0.75 mm
2
, shielded from 25 m cable length
KM-20 Room temperature sensor heating circuit
2
KM-21 Room temperature sensor heating circuit
1
KM-22 Flow temperature sensor heating circuit
2
KM-23 Flow temperature sensor heating circuit
1
KM-24 Return feed sensor
Connection cable
1)
2 x 0.75 mm
2
KM-25 Boiler sensor
KM-26 PWM / 0-10V pump 1
KM-27 Induced draught fan
Connection cable
1)
3 x 1.5 mm
2
for power supply, Connection cable
1)
3 x 0.75 mm
2
for analysis of current speed
KM-28 Pump 1
Connection cable
1)
3 x 1.5 mm
2
, max. 1.5A / 280W / 230V

Froling T4e Specifications

General

Brand	Froling
Model	T4e
Category	Boiler
Language	English