Nordmann AT4 - Wiring Diagram Nordmann AT4; Wiring Diagram Nordmann AT4 Single Units

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9.2 Wiring diagram Nordmann AT4
9.2.1 Wiring diagram Nordmann AT4 single units
A1 Continuous controller (active) or humidity sensor A2 Controller (passive), set jumper on JP3-5V A3 On/Off controller, set jumper on JP3-24V A4 Limitation signal BAT Backup battery (CR2032, Lithium 3V) B1 Ventilation interlock B2 Safety humidistat B3 Airowmonitor F1 Internalfuse“Powerboard”(6.3A,slowacting) F3 Internalfuse“Powerboard”controlsignal
(315mA,slowacting)
F4 Internalfuse“Powerboard”
24VDCsupply(V+)(315mA,slowacting)
F5 External fuse heating voltage supply F6 External fuse control voltage supply H1 Remote operating and fault indication J Short circuited, if no external monitoring devices are connected J2 LinkUpsystem“Powerboard” JP1 End resistor Remote Terminal ** JP3 Jumper control signal JP4 Pull up resistor Remote Terminal ** JP5 PulldownresistorRemoteTerminal** K External safety chain (230V/5A) K1 Main contactor M Fan unit Q5 Externalserviceswitchheatingvoltagesupply Q6 Externalserviceswitchcontrolvoltagesupply XE1 Connection terminal heating voltage XE2 Connection terminal safety chain XE3 Connection terminal control voltage XE4 Connection terminal control signal Y X15 Connection terminal remote panel
Control board Powerboard
REMOTE
LINK UP
EXTERNAL CON.CPU BOARD
D+ D– GND 5V 24V
X15
J2
PEPESC2SC1NL1
X1
F1 6.3 AT
INLET DRAIN CONTA.
L'NL'N
X4
CONT. SIGN.
GNDINV+
X10
JP3
L'N
X3
24V 5V
5V
24V
SAFETY CHAIN
CONTACTORDRAININLETSC SYSTEM
LEVEL SENSOR
GND
SWITCH
L1FUNL1SWNSW
X2
SC
L'N
X16
S1S2
LEVEL SENS.
CURRENT SENSOR
X5
MAIN SUPPLYMODULE B
PEP1NP
X6
LIM. SIGN.
GNDIN
EXT. SUP.
5V GND 24V
X11
X14
F4 315mAT
F3 315mAT
J1
J4
1
Error Service Steam UnitOn
2 3 4 5 6 7 8 9 10
H1
AT4
ext.
from contactor to cylinder
M
L1 N
+ –
P / PI
+ –
P / PI
A1 A4
140Ω...10kΩ
A2
On/Off
A3
L1 L2 L3
Q5
K1
XE1
F5
L1 L2 L3
L1 L2 L3
400 V/3~/50..60 Hz 230 V/3~/50..60 Hz
Q5
F5
L1 N PE
PE PE
230 V/1~/50..60 Hz
Q5
F5
L1 L2
400 V/2~/50..60 Hz
PE
GND
IN
V+
GND
IN
V+
IN
V+
PE
N
L1
SC2
SC1
JP3
24V 5V
Q6
230 V/1~/50..60 Hz
L1 N PE
F6
B3 K B2
B1
J
∆p
max.
JP3
24V 5V
XE2XE3XE4
BAT
JP1
JP4
JP5
Unit 2Unit 3Last Unit
D+ D– GND 5V 24V
X15
D+ D– GND 5V 24V
X15
D+ D– GND 5V 24V
X15
JP1
JP4
JP5
JP1
JP4
JP5
JP1
JP4
JP5
Remote Terminal
D+ D– GND 5V 24V
X15
JP1
JP4
JP5
Jumper settings for operation with optional remote terminal **
Jumper Function Remote terminal Unit(s)
in between
Last unit in
the chain
JP1
120Ω end
resistor
X X
JP4
Pull up
resistor
X
JP5
Pull down
resistor
X