Danfoss ADAP-KOOL AK-PC 783, Design Manual, Page: 9 / 128

AK-PC 783 Capacity controller RS8GN202 © Danfoss 11-2013 9
Type Analog
inputs
On/Off outputs On/off supply voltage
(DI signal)
Analog
outputs
Stepper
output
Module with
switches
For sensors, pres-
sure transmitters
etc.
Relay
(SPDT)
Solid state Low voltage
(max. 80 V)
High voltage
(max. 260 V)
0-10 V d.c. For valves
with step
control
For override of
relay outputs
Controller 11 4 4 - - - -
Extension modules
AK-XM 101A 8
AK-XM 102A 8
AK-XM 102B 8
AK-XM 103A 4 4
AK-XM 204A 8
AK-XM 204B 8 x
AK-XM 205A 8 8
AK-XM 205B 8 8 x
AK-XM 208C 8 4
The following extension module can be placed on the PC board in the controller module.
There is only room for one module.
AK-OB 110
2
Type Function Application
Operation
AK-ST 500 Software for operation of AK controllers AK-operation
- Cable between PC and AK controller AK - Com port
-
Cable between zero modem cable and AK controller /
Cable between PDA cable and AK controller
AK - RS 232
- Cable between PC and AK controller AK - USB
Accessories Power supply module 230 V / 115 V to 24 V d.c.
AK-PS 075 18 VA
Supply for controller AK-PS 150 36 VA
AK-PS 250 60 VA
Accessories External display that can be connected to the controller module. For showing, say, the suction pressure
EKA 163B Display
EKA 164B Display with operation buttons
AK-MMI Graphic display with operation buttons
-
Cable between display and controller Length = 2 m, 6 m
Cable between graphic display and controller Length = 0.8, 1.5 m, 3.0 m
Accessories Real time clock for use in controllers that require a clock function, but are not wired with data communication.
AK-OB 101A Real time clock with battery backup. To be mounted in an AK controller
Accessories Communication modules for controllers where modules cannot be connected continuously
AK-CM 102 Communication module
Data communication for external extension
modules
Type Function Application
AK-PC 783
Controller for capacity control of compressors and condensers
8 compressors with up to 3 unloaders, 8 fans, max. 120 inputs/outputs
Compressor MT and LT/ Condenser MT/Cascade.
Oil management / Heat recovery.
1. Controller
2. Extension modules and survey of inputs and outputs
3. AK operation and accessories
On the following pages there is data specific to each module.