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Visit us at www.mcscontrols.com
MicroMag Control System
Revision – 1.2 04/21/23
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Designed to control small to medium Chillers & RTU’s
♦ MicroMag CONTROL SYSTEM
One to four circuits
o Scrolls (On/Off, Digital, Freq) o Cond Fans (On/Off, Low/High, Freq)
o Combustion Modules
o Heating & Cooling o Heat Pumps
o Evaporator Fans (On/Off, Freq) o Dampers (Fixed & Modulating)
o Occupied/ unoccupied
o Scheduling
o Bacnet MSTP o Modbus RTU
o Trending
Complete Control Support, Including the following:
o Override
o Hot Gas Reheat
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2. MCS- RO66” l x 4” w x 2” h
3. MCS-SI8-AO48” l x 4” w x 2” h
♦ MicroMag System Contains 3 PCB
(24 Volts AC Only)
(Max System 18 RO’s, 1 Triac, 26 SI’s, 12 AO’s)
1. MicroMag8” l x 6” w X 2.5” h
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♦ MicroMag (Printed Circuit Board)
UNIT STATUSDEHUMD
Digital Scroll 6 Relay Outputs 24 VAC
10 Analog / Digital Inputs
2x16 LCD
6 Keypad
RS232
12 VDC
BMS & MCS I/O
4 Analog Outputs
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♦ MicroMag (Controller Features)
6 Relay Outputs (Common & Normally Open)
1 Triac Output (For Digital Scroll)
10 Sensor Inputs (Analog or Digital)
4 Analog Outputs (0 to 10 vdc or 10 to 0 vdc)
2 x 16 Backlit Lcd Display
4 Arrow Direction Keys
Menu & Enter Keys
RTC (With Battery)
Micro Extended Temperature Range (-40F to 257F)
Display Extended Temperature Range (-4F to 158F)
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♦ MCS-RO6 (Relay Output Expansion Board)
2. Three Relay Outputs
3. 24 Volt Power
4. MCS-I/O
1. Three Relay Outputs
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♦ MCS-RO6 (Features)
Relay Output Expansion Board
6 Relay Outputs (Common & Normally Open)
Communicates MCS-I/O
Extended Temperature Range (-40F to +175F)
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♦ MCS-SI8-AO4 (Sensor Input Analog Output Board)
1. First 4 Sensor Inputs 4. + 12 vdc 5. 24 Volt Power
2. Second 4 Sensor Inputs
3. Four Analog Outputs
6. MCS-I/O
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♦ MCS-Mag-SI8-AO4 (Features)
Sensor Input & Analog Output Expansion Board
8 Sensor Inputs (Analog or Digital)
4 Analog Outputs (0 – 10 vdc or 10 – 0 vdc)
+5 vdc, Ground & Signal each Sensor Input
Communicates MCS-I/O
Extended Temperature Range (-40F to +175F)
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♦ MicroMag AAON 6 Ton RQ Series
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♦ MicroMag AAON 6 Ton RQ Series
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♦ MicroMag Print Screen (FROM MIDDLE PACIFIC OCEAN)
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♦ MicroMag Alarm
Last 100 Alarms are saved
Created Freeze. It posted Manual. (#3)
System . It responded with Alarm & Info (#2)
Reset Freeze & it posted reset (#1)
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♦ MicroMag Info (From Alarm)
Clicked on Info in Alarm then SI
Get last 15 seconds of all data
Freeze SP < 35 ºF
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♦ MicroMag Trending & Dynamic System
All input & output information saved on selected frequency
300 samples for Trending
SAMPLE TIME TIME COVERED
1 SEC 0 HR 5 MINS
30 SEC 2 HRS 30 MINS
1 MIN 5 HRS 0 MIN
10 MIN 1 DAY 2 HRS
30 MIN 3 DAYS 6 HRS
60 MIN 6.5 DAYS
Dynamic option for live plotting
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♦ MicroMag Trending (Static)
Supply Fan starts
Compressor starts
Hits Freeze
Compressor locks out
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♦ MCS MicroMag Advantages (Part 1)
Four Layer Printed Circuit Boards
Impervious to Electrical Noise
Generic Keypad / Backlit Display
Control Algorithms Keep System Running
Warning, Safeties and Lockout System
Micro Extended Temperature Range
Software Loadable into Flash Memory
BACnet MSTP, Modbus RTU built into system
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♦ MicroMag Advantages (Part 2)
Windows® Based Support Systems
Control ‘STATE’ Machine
100 Precise Descriptive Alarms
High Speed Local/Remote Communications
HVAC Controls People
All Relay Outputs are Fused for 5 Amps
Sensor Inputs & Analog Outputs are Poly Fuse protected