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Superstep Series 4000
The Superstep Series 4000 Load
Controller is an all solid-state, microcontroller-based control unit for use in staged electric heating
and cooling
systems, such as hot water, steam, duct heater, furnaces, chillers,
compressors, and other HVAC systems.
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Features
 | On-board configuration for:
 | Input signal type: 0-5 VDC, 0-10 VDC,
2-10VDC, 4-20ma, Slidewire (135ohm), User-defined VDC or ma |
| Compatible with Honeywell T775, T991, L91, and
many more modulation controllers |
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| SLC4000
for 120 Vac/ 12Vac/14Vdc Power is now a UL Recognized Component for
Canada as well as US. |
| 
SLC4024 for 24 Vac/ 28Vdc Control Power is now a UL
Recognized Component for both US and Canada and is in stock! |
UL Certificate of Compliance for SLC4000 and SLC4024
| Vernier Output is adjustable with a
potentiometer for 1x to 2x unit loads. It is available as a
separate option.
|
Order SLC4000-4-01, SLC4000-4-03,
SLC4000-8-01,SLC4000-8-03
SLC4024-4-01, SLC4024-4-03, SLC4024-8-01,SLC4024-8-03
The Vernier output is a 0-10 VDC signal used to
control an SCR power module or to provide the information on the
fractional unit-load. The output is indicated by the intensity of a
dedicated LED. See the
SLC4000 Vernier Product Change Notification
| 2 std configurations: 4 relays and 8 relays |
| Quantity of relays to utilize is field selectable |
| The units may be field- configured as either a master
or an expansion board |
| Connect a master and up to 3 expansion boards for a
maximum system total of 32 steps. |
| RS-485 bus connects the units using standard Ethernet
patch cables. |
| Master and expansion units may be separated by long
distances, for a total length of 4000 feet! |
| Progressive or Linear Sequencing |
| Operational or Dedicated Test Mode |
| Test Up and Test Down pushbuttons
assist in startup and troubleshooting |
| On Delay of up to 0-7 minutes plus 0-60 seconds. |
| Off Delay selectable between either 2 or 5 seconds |
| Integral Load Limit input for managing peak demand
charges |
| Bi-color Status LED indicates system mode. |
| Individual LED indicator for each step |
| Alternate Function Relay - Any System Relay On |
| Alternate Function Relay - All System Relays Off |
| Alternate Function Relay - System Fault |
| Pilot Duty Relay Output Rated at 5A @ 250 VAC |
| Optional Remote LED display |
| UL Recognized XAPX2 Component (File E124742) |
| Made in the U.S.A. |
| SLC4000 Suffix Options: |
| -01 Vernier output,
pot adjustable |
| -02 Load limiting input is
4-20ma. No Vernier output |
| -03 Vernier output
with 4-20 load limit. |
Competitive
Cross-Reference
Comparison Chart Viconics R851B and Selectronix SLC4000 |
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SLC4060
Process Gateway (PGW)
The Process Gateway
provide analog and digital I/O for pinpoint control and monitoring
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2 PID Loops
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2 RTD Channels |
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2 Analog Inputs |
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4 120VAC or 24
Vac/Vdc Digital Inputs |
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3 Relays |
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Voltage Driver,
0-10V dc |
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24V dc
Auxiliary output to supply SLC4075-4 (4.3" screen) |
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UL Recognized
Component |
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Made in USA |
UL Certificate of Compliance for SLC4060
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SLC4075
Touch Screen Gateway (TSGW)
The Touch Screen
Gateway provides the Human Machine Interface and the communication protocols
for connecting the Building Management System
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SLC4075-4
4.3" Color Touch
Screen with SD card slot for field upgrading |
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SLC4075-7
7" Color Touch Screen with SD card slot |
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SLC4075-10
10" Color Touch Screen with SD card slot |
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Control and
Monitor PGW and SLC4000 parameters |
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Communication
Protocol Support |
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BACnet IP |
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Modbus TCP/IP,
RS485, Serial |
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Alarm and
Monitoring |
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Password and
Multi-level Security Features |
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Download Manuals And Other Technical Information
Ordering Information
| Description |
Selectronix Part Number
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4 Step Control Unit
(Use for 1-4 Relays, 120VAC input power) |
SLC4000-4 |
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8 Step Control Unit
(Use for 1-8 Relays, 120VAC input power) |
SLC4000-8 |
| Potentiometer adjustable Vernier Filtered DC Output for 1
to 2 Unit loads |
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Add suffix -01 |
| Pre-programmed for Load Limit with 4-20 ma.
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Add suffix -02 |
| Potentiometer adjustable Vernier Output for 1
to 2 Unit loads AND Load Limit
with 4-20 ma. |
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Add suffix -03 |
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Add suffix -11 |
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Add suffix -21 |
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4 Step Control Unit
(Use for 1-4 Relays, 24 V ac/28 V dc input pwr) |
SLC4024-4
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8 Step Control Unit
(Use for 1-8 Relays, 24 V ac/28V dc input pwr) |
SLC4024-8
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NEMA4X
Enclosure, SLC4000-ready |
SLC4010 |
| Cable, Cascading,
1 Ft (0.3m) |
SLC4020-1 |
| Cable, Cascading,
2 Ft (0.6m) |
SLC4020-2 |
| Cable, Cascading,
3 Ft (0.9m) |
SLC4020-3 |
| Cable, Cascading,
4 Ft (0.9m) |
SLC4020-4 |
| Cable, Cascading,
6 Ft 1.8m) |
SLC4020-6 |
| Cable, Cascading,
10 Ft (3m) |
SLC4020-10 |
| Cable, Cascading,
20 Ft (6.1m) |
SLC4020-20 |
| Resistor
Adapter Assy, 61.9 ohm for 4-20 ma Load Limit input |
SLC4040-0061.9 |
| Resistor
Adapter Assy, specify resistance in ohms, xxxx |
SLC4040-xxxx |
| Process
Gateway |
SLC4060 |
| Touchscreen
Gateway 4.3" Color Screen |
SLC4075-4 |
| Touchscreen
Gateway 7" Color Screen |
SLC4075-7 |
| Touchscreen
Gateway 10" Color Screen |
SLC4075-10 |
| Building
Management Interface Bundle includes TSGW, PGW, temperature sensor,
and more. |
SLC4099-4
Bundle with 4" Screen
SLC4099-7 Bundle with 7" Screen SLC4099-10 Bundle with
10" Screen |
| Remote Indicator Panel (8
LED) |
SLC2170-08 |
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