DDC Online direct digital controls
Novar - Logic One  

IOM/2

Secondary Control Units
IOM/2
Date Last Saved: 1/26/2004 10:55:35 AM

Product Name(s): IOM/2
Product Description: IOM/2 is a general purpose, programmable 16 I/O (expandable to maximum 40 I/O), secondary controller intended for general on/off or modulating control of mechanical and electrical systems. Requires communications support from Savvy or Executive Processor (EP) primary control units.
Product Application(s): The IOM/2 can be programmed for custom control of building mechanical and electrical systems, including heating and cooling plants, AHUs, packaged equipment, lighting and power panels.
Point Quantity Characteristics
Analog Input (AI):
Digital Input (DI):
Universal Input (AI or DI): 8 4 - 20 mA

Dry contact
Analog Output (AO): 8 Via auxiliary module 0-10v,4-20ma
Digital Output (DO): 8 24V Triac (AC) or Relay (AC/DC) 2A pilot duty rated.

Pulse-width modulation (PWM)
Universal Output (UO):
Other:
A/D Converter Resolution
8 bit
10 bit
12 bit
16 bit
Other
D/A Converter Resolution
6 bit
8 bit
10 bit
No Analog Output
Other Information not provided
HOA switches provided on each output?
Note: These are also available as an add-on from 3rd party vendors.
No Information not provided
Both AO and DO
DO Only
Other
Indicating status LED on each output?
No Information not provided
AO and DO
AO Only
DO Only
Other
Integral Flow Sensor?
Integral Damper Actuator?
Can controller accept occupant override from thermostat?
Can controller accept occupancy sensor input?
Expander Boards Local Expansion Network allows up to 24 additional I/O points.
Expansion Device Model #AIDIUIDOAOUOOther
Information not provided
Network Ports, Protocol(s), and Speed(s) Supported
(Note: See 'Architecture' for network details)
Secondary Network (NovarNet):

Proprietary EIA-485 @ 9,600 bps (polling)
External Communication Ports, Speeds and Access Devices EIA-232 port for PC communications
Additional Information (Optional)
Network Accessing Capabilities via Controller
Access controller only
Access controller plus additional controllers on network segment / LAN
Access all controllers on system
No access available on this controller
Other Information not provided
Controller Access Devices
Laptop/PC
Local Display Panel (controller-mounted)
Local Display Panel (zone-mounted)
Handheld Interface Device (proprietary device)
PDA (3rd-Party HID)
Zone-Based port (details below)
Other Information not provided
Zone-Based Interface Access Information not provided
Zone Interface Hardware
Zone-Mounted touchpad (thermostat or stand-alone display)
HID (proprietary device)
PDA (3rd party HID, with software)
Laptop/PC
none
Other Information not provided
*Note: This section covers the capabilities for accessing the controller or other parts of the network from the controller (i.e. 'bottom-up').
Standard access functionality is covered in the Architecture and Software sections.
**Does NOT include front-end OI functions. See vendor for specific functions available.
Functions Available Through Field Interface**:View ParamsChange ParamsChange
Programs/Logic
O&M SupportTAB/Cx Support
Laptop/PC
Local Display Panel (controller-mounted)
Local Display Panel (zone-mounted)
Handheld Interface Device (proprietary device)
PDA (3rd-Party HID)
Zone-Based port (details below)
Other Information not provided
Microprocessor(s) Information not provided
Clock Type
Powered, battery-backed
Battery powered
Powered, no battery backing
None
Other Information not provided
Clock Synchronization Information not provided
Volatile Memory (RAM) Capacity Information not provided
Volatile Memory (RAM) Uses
RAM use unrestricted
RAM use restricted as shown below
Information Not Provided
Program Execution / Calculation storage
Data / Trends / Alarms storage
Configuration / Parameter storage
Control Programming storage
Others Information not provided
Is Volatile Memory Supported By Battery? Yes
Battery Type(s) Information not provided
Battery Life Information not provided
Backup Battery Operating Time Information not provided
Non-Volatile Memory Capacity (EEPROM/Flash)* Information not provided
Non-Volatile Memory Uses
Data / Trends / Alarms / Calculation Storage
Configuration / Parameter Storage
Control Programming Storage
Controller Operating System
Other Information not provided
Additional Information
* Items in NV memory are not lost upon power or battery failure. Other types of NV memory such as EPROM, NOVROM, etc. do not directly impact system performance.
Can trend data be stored in this controller? Information not provided
How many total trend values can be stored? Information not provided
What is the controllers role in trending? Information not provided
Can controller be programmed to 'push' data to archive or are trends 'pulled' from controller?
When full, does controller automatically send up trend data, overwrite data, or stop logging data? Information not provided
Programming Method(s) Information not provided
Resident vs Non-Resident Program Execution Program remains resident in controller.
Scheduling
Resident/Supervisory. This controller supervises the scheduling of other controllers.
Resident/Stand Alone. This controller contains its own schedule.
Non-Resident. This controller is dependent upon another controller for its schedule.
None. This controller has no scheduling features.
Other Information not provided
Resident Energy Management
Energy management algorithms for this controller can be custom programmed
Pre-programmed/built-in algorithms available, and are fully editable using custom programming
Pre-Programmed/built-in with limited editing via template-based programming
Controller is not typically used for energy management functions
Others Information not provided
Specific Pre-Programmed Algorithms Available
None (custom programming only)
None (not applicable)
Optimal Start/Optimal Stop
Peak Demand Limiting/Load Shedding
Economizer (enthalpy, dry-bulb, CO2, modulating/2-position, etc.)
Other Information not provided
Additional Energy Management functions are resident at SI
Additional Programming Functions
DDC Loops (P, PI, PID) PID
Automatic PID Tuning Feature Yes - See Software form for further detail
Automatical-Dial Alarm Support Information not provided
Does controller perform multiple retries and buffer/store alarm until connection is made? Information not provided
Are multiple destinations possible? Information not provided
Upon controller power loss or hardware failure:
Are network communications affected? Information not provided
Is loss recognized on/by the network and alarm reported? Information not provided
DO and AO response?
Outputs fail to a user pre-specified position
Outputs fail to a normal (unpowered) position
Outputs fail to last position
Other Information not provided
Volatile memory functions?
Lost
Retained for life of backup battery
Other Information not provided
Upon restoration of power does the controller:
Auto-reboot without operator intervention? Information not provided
Automatically reset/synchronize the clock? Information not provided
Update all monitored functions? Information not provided
Generate an alarm if backup battery is dead? Information not provided
Upon network or communications failure does controller:
Continue to operate standalone? Information not provided
Operate with last global settings or user-specified value? N.A.
Do broken network segments continue to communicate within the remaining segment?
(Note: May depend on proper termination of segments for higher speed networks.)
Information not provided
Does network automatically reconfigure upon restoration? Information not provided
Does network store 'loss of communications' alarm with time of event? Information not provided
Additional Information (optional)
Self Test Diagnostics
Does controller have internal self-test diagnostics to check:
Processor failure? Yes
Internal hardware failure? Information not provided
Open/shortened sensor? Information not provided
Others? Information not provided
 
Control Enclosure Provided - wall or cabinet mount with electrical conduit knockouts
Power Supply Required
Voltage 24 Vac
VA 30 VA
Surge Protection Provided - All inputs/outputs protected against lightning-induced surge or voltage transients
Underwriters Laboratories UL 916 PAZX (Energy Management)
FCC Information not provided
CE Information not provided
LonMark Certified
Yes
No Information not provided
No - but LonWorks compatible
Information not provided
BACnet (BTL) Certified
Yes
No
Not submitted for testing
Information not provided
Other