DDC Online direct digital controls
Control Pak - EM Solution  

SSL-48/193; SSL-96/193

Primary Control Unit
SSL 48/193; SSL 96/193
Date Last Saved: 5/20/2004 8:00:05 AM

Product Name(s): SSL-48/193; SSL-96/193
Product Description: The EM Solutions has a base point count of up to 48 points and is expandable to 193 using a separate expansion unit. The SSL 96/193 has a base point count of up to 96 points expandable to 193 using a seperate expansion unit.
Product Application(s): To monitor and control mechanical and electrical equipment in industrial and commercial heating, ventilating and air conditioning operations.
Point Quantity Characteristics
Analog Input (AI): See Below 0-2.4 VDC
0-20 mA
Digital Input (DI): See Below Pulse Count
10-24 VDC or VAC Externally powered
Universal Input (AI or DI): N.A.
Analog Output (AO): See Below 0-12 VDC
0-24 VDC (optional)
0-20 mA
Digital Output (DO): See Below Isolated dry contact (30 VDC @ 3 Amps)
Universal Output (UO): N.A.
Other: N.A.
Control Unit Model #:AIDIUIDOAOUOOther
P/N 50.1007 16
P/N 50.1009 8
P/N 50.1011 16
P/N 50.1074 16
A/D Converter Resolution
8 bit
10 bit
12 bit
16 bit
Other 13 Bit
D/A Converter Resolution
6 bit
8 bit
10 bit
No Analog Output
HOA switches provided on each output?
Note: These are also available as an add-on from 3rd party vendors.
Both AO and DO
DO Only
Indicating status LED on each output?
AO and DO
AO Only
DO Only
Integral Flow Sensor? N.A.
Integral Damper Actuator? N.A.
Can controller accept occupant override from thermostat? N.A.
Can controller accept occupancy sensor input? N.A.
Expander Boards The SSL 48/193 is expandable up to 193 point by adding 9 slots in which any of the listed expansion cards can be added.

The SSL 96/193 can add 6 additional slots for a total of 12 available slots consisting of 193 points for any of the listed expansion modules.
Expansion Device Model #AIDIUIDOAOUOOther
P/N 50.1007 16
P/N 50.1009 8
P/N 50.1010 8
P/N 50.1011 16
P/N 50.1074 16
Network Ports, Protocol(s), and Speed(s) Supported
(Note: See 'Architecture' for network details)
(1)-EIA 485 proprietary protocol LAN communication port @ 9.6 Kbps
External Communication Ports, Speeds and Access Devices (1)-DB-25, EIA 232 Modem/Direct connect port includes: Computer, Printer, Solution Series Portable Operator Terminal Unit @ 9.6 Kbps

(1)-DB-9, Remote Terminal Unit
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
Controller Access Devices
Local Display Panel (controller-mounted)
Local Display Panel (zone-mounted)
Handheld Interface Device (proprietary device)
PDA (3rd-Party HID)
Zone-Based port (details below)
Zone-Based Interface Access
Zone Interface Hardware
Zone-Mounted touchpad (thermostat or stand-alone display)
HID (proprietary device)
PDA (3rd party HID, with software)
*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
O&M SupportTAB/Cx Support
Local Display Panel (controller-mounted)
Local Display Panel (zone-mounted)
Handheld Interface Device (proprietary device)
PDA (3rd-Party HID)
Zone-Based port (details below)
Microprocessor(s) Information not provided
Clock Type
Powered, battery-backed
Battery powered
Powered, no battery backing
Clock Synchronization LAN Adressed 01 unit synchronixes the time and date for all the units on the LAN
Volatile Memory (RAM) Capacity 128 or (512 optional)
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 Operating system use
Is Volatile Memory Supported By Battery? No but 192K Flash can be used as backup for volatile memory
Battery Type(s) Coin Cell
Battery Life Information not provided
Backup Battery Operating Time 90 days extended power
Non-Volatile Memory Capacity (EEPROM/Flash)* 64K for self test and boot sequences
256K for remote firmware enhancements
192K for redundant RAM backup (optional)
Non-Volatile Memory Uses
Data / Trends / Alarms / Calculation Storage
Configuration / Parameter Storage
Control Programming Storage
Controller Operating System
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? Yes
How many total trend values can be stored? 128K or 512K available
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? pulled
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 Resident
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.
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
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 Information not provied
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
Volatile memory functions?
Retained for life of backup battery
Other Flash Memory redundant RAM backup
Upon restoration of power does the controller:
Auto-reboot without operator intervention? Yes
Automatically reset/synchronize the clock? Yes
Update all monitored functions? Yes
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? Information not provided
Internal hardware failure? Information not provided
Open/shortened sensor? Information not provided
Control Enclosure 16 Gauge welded steel with removable lefthand door and key lock. Painted glossy beige whit white, blue, and black trim.
Power Supply Required 150 Watt
Voltage 120 VAC 60 Hz
VA Information not provided
Surge Protection Fuses for +5, -15, +15, and an unregulated +12VDC. Utilizes crowbar circuitry to prevent damage to the EM unit.
Underwriters Laboratories Information not provided
FCC Information not provided
CE Information not provided
LonMark Certified
No - but LonWorks compatible
Information not provided
BACnet (BTL) Certified
Not submitted for testing
Information not provided