Danfoss AK-SM 800A Programming guide

Programming Guide

AK-SM 800A

Quick Reference Guide

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HVAC
Viewing HVAC status

Main HVAC status screen for a unit:

1. Press Home-icon at upper-left corner

2. Select “Equipment”

3. Select “HVAC”

Viewing Cooling status

1. Press Home-icon at upper-left corner

2. Select “Equipment”

3. Select “HVAC” and select the
right-arrow of the unit to view

Viewing Heating status

1. Press Home-icon at upper-left corner

2. Select “Equipment”

3. Select “HVAC” and select the
right-arrow of the unit to view

Viewing HVAC settings

1. Press Home-icon at upper-left corner

2. Select “Equipment”

3. Select “HVAC” and select right-arrow
of the unit to view

4. Go to “Settings” tab

Manual HVAC Override

1. Press Home-icon at upper-left corner

2. Select “Equipment”

3. Select “HVAC” and select right-arrow
of the unit to view

4. Go to “Service” tab

5. Under “Auto/Manual Relays”, select relay
to be overridden (auto -> manual on/off)

6. Return “Manual On/Off” to “Auto” to
remove override

Miscellaneous / Leak Detectors

Viewing Leak Detectors

1. Press Home-icon at upper-left corner

2. Select “Equipment”

3. Select “Misc” and select the right-arrow
of leak detector to view

Energy
Viewing Energy Meters

1. Press Home-icon at upper-left corner

2. Select “Equipment”

3. Select “Misc” and select the right-arrow
of energy meter to view

LIGHTING
Viewing Lighting status

1. Press Home-icon at upper-left corner

2. Select “Equipment”

3. Select “Lighting” and select the right­arrow of the lighting zone to view

Viewing Lighting settings

1. Press Home-icon at upper-left corner

2. Select “Equipment”

3. Select “Lighting” and select
the right-arrow of the
lighting zone to view

4. Go to “Settings” tab in
between

Manual Lighting Override

1. Press Home-icon at upper-left corner

2. Select “Equipment”

3. Select “Lighting” and select the
right-arrow of the lighting zone to view

4. Go to “Service” tab

5. Under “Auto/Manual Relays”, select relay
to be overridden (auto -> manual on/off)

6. Return “Manual On/Off” to “Auto” to
remove override

Lights Dimming (if enabled)

1. Press Home-icon at upper-left corner

2. Select “Equipment”

3. Select “Lighting” and select the
right-arrow of the lighting dimmer
to view

4. View Status, Settings, and Service
as desired

Technical Support:

Danfoss Inc., 11655 Crossroads Cir, Middle River, MD 21220
Tel. [phone] / www.danfoss.com/en-us

BASIC CONTROLLER OPERATION
For a Rack Overview

1. Press Home-icon at upper-left corner

2. Select “Equipment”

3. Select “Refrigeration”
a. Select the down-arrow of the

rack to view

b. Select the down-arrow of the

suction group

to view, or select the right-arrow

for more info

c. Select the right-arrow of the

condenser you to view

Other Rack info can be accessed including:

a. Condenser: Indicates number of fans

and relevant temperature readings.

b. Compressors: Ability to manual

compressors ON/OFF through
Suction>Service tab

c. Evaporators: Select the Home icon. Go

to Equipment->Refrigeration and select
the down- arrow of the suction group
to view. If Refrigeration circuit is red,
there is an alarm. If yellow, it is in defrost.
Select the right-arrow of the circuit for
more info (status, settings, service)

Viewing Compressors

1. Press Home-icon at upper-left corner

2. Select “Equipment”

3. Select “Refrigeration” and select the

down-arrow of the rack you want to view

4. Select the right-arrow, under the alarm

column, of the suction group you want
to view

5. Go to the “Maintenance” tab to view

compressor run times since last clear

Viewing a Circuit

1. Press Home-icon at upper-left corner

2. Select “Equipment”

3. Select “Refrigeration” and select the

down-arrow of the rack you want to view

4. Select the down-arrow of the suction

group to view

5. Select the right-arrow, under the alarm

column, of the circuit you want to view.

Current circuit readings and set points
are displayed on the Status. Scroll down
to view run times and cycles. Relays may
be overridden through the service tab
directly or by putting a function into
Manual ON such as defrost.

Viewing Condensers

1. Press Home-icon at upper-left corner of

the screen

2. Select “Equipment”

3. Select “Refrigeration” and select the

down-arrow of the rack to view

4. Select the right-arrow of the condenser

you want to view

Performing a Manual Defrost (IO Circuit)

1. Press Home-icon at upper-left corner

2. Select “Equipment”

3. Select “Refrigeration” and select the

down-arrow of the rack to view

4. Select the down-arrow of the suction

group to view

5. Select the right-arrow, under the alarm

column, of the circuit to view

6. Go to “Service” tab

7. Under “Manual Defrost”, change defrost

operation from “Auto” to “Manual On”

Performing a Manual Defrost
(Case Controller)

1. Press Home-icon at upper-left corner

2. Select “Equipment”

3. Select “Refrigeration” and select the

down-arrow of the rack to view

4. Select the down-arrow of the suction

group to view

5. Select the right-arrow, under the alarm

column, of the circuit to view

6. Go to “Manual Operation” tab

7. Under “Defrost”, select “OK” next to

“Press to turn on”

Viewing Refrigeration Settings

1. Press 9 dots-icon below the Home-icon,

and select “Configuration”

2. Go to “Control” tab

3. Go to “Refrigeration” tab

I/O Communications Checking Board
Communications

1. Press 9 dots-icon below the Home-icon,
and select “Configuration”

2. Go to “Network Nodes” tab

3. “Node Overview” displays a list of all
Configured/Scanned devices

4. “Scan Status” displays more information
about the devices

5. Scan Status>IO boards allows you to
interrogate communication modules
including supply voltage

6. Network Nodes>Config Status displays
nodes as Online/Offline

Rescan to Bring Offline Boards Online

1. Press 9 dots-icon below the Home-icon,
and select “Configuration”

2. Go to “Network Nodes” tab

3. Typically, channel LONWORKS is
enabled. Enable MODBUS-RS485 if
Modbus devices are used

4. Select “OK” next to “Press for complete
rescan”

5. Wait for scan to complete. When
complete, go to “Config Status” tab to
check if all nodes are online

AUTHORIZATION Getting Authorized
to Make Changes

1. When “Configuration” is selected, you
will be prompted to login

2. Enter username and password

VIEWING HISTORY LOGS

1. Press 9 dots-icon below Home-icon, and
select “Graph”

2. Press “Select” below “Statistics” tab

3. Select the data types (i.e., relays, sensors,
on/off inputs) and the data points to plot

4. Select left arrow next to “Selected”

5. Change the Time and Rate to view
history as desired

6. Choose between History (Graph), Trend
(Graph), and Statistics to choose how
data is displayed

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© Danfoss | DCS (JL) | 01.2022