Siemens Building Technologies, Inc.
Page 7 of 9
Built-in Energy Management Applications
The following applications are programmed in the
MBC and require simple parameter input for
implementation:
• Peak demand limiting,
• Start-Stop time optimization,
• Equipment scheduling, optimization and
sequencing,
• Duty cycling, and
• Economizer control.
Specifications
Controller Type: Open Processor, FW Rev 1.x Power Open Processor, FW Rev 2.x
Processor Type Motorola 68302 Motorola MPC 862T
Processor Clock Speed 16.67 MHz 48MHz
Memory Size: 3 MB (Protocol 2 or Standalone) 72 MB
Battery Backup of RAM 60 days (field replaceable, lithium) 20 days (field replaceable, AA Alkaline)
A/D Resolution (analog in) 12 bits 12 bits
D/A Resolution (analog out) 10 bits 10 bits
Local Communication Interface Dual RS-232 ports Dual RS-232 ports
Network Communication Speed RS-485 BLN: 300 bps to 115.2K bps RS-485 BLN: 300 bps to 115.2K bps
Ethernet BLN: not available Ethernet BLN: 10/100 BaseT
Voltage Requirements 115 Vac @ 60 Hz or 230 Vac @ 50/60
Hz
115 Vac @ 60 Hz or 230 Vac @ 50/60 Hz
Enclosure Type NEMA 1 or NEMA 12 (optional) NEMA 1 or NEMA 12 (optional)
Ambient Operating Environment
+32
º
F to +120
º
F
(0
º
C to +49
º
C)
5% to 95% RH (Non-condensing)
+32
º
F to +120
º
F
(0
º
C to +49
º
C)
5% to 95% RH (Non-condensing)
Agency Listings UL 864 UUKL
ULC-C100 UUKL 7
UL 864 UDTZ
UL 864 QVAX
UL 916 PAZX
CSA 22.2 No. 0, 0.4, and 205
UL 864 UUKL
ULC-C100 UUKL 7
UL 864 UDTZ
UL 864 QVAX
UL 916 PAZX
CSA 22.2 No. 0, 0.4, and 205
Agency Compliance FCC, Part 15 Subpart B, Class A CISPR
22 Class A
European EMC Directive (CE):
Industrial Levels
European Low Voltage Directive (LVD)
Australian Compatibility Framework
FCC, Part 15 Subpart B, Class A CISPR 22
Class A
European EMC Directive (CE): Industrial
Levels
European Low Voltage Directive (LVD)
Australian Compatibility Framework
Dimensions:
MBC-24
MBC-40
NEMA 12 MBC-24
NEMA 12 MBC-40
24" H x 20" W x 7" D
(863.6 mm x 508.0 mm x 177.8 mm)
34" H x 20" W x 7" D
(863.6 mm x 508.0 mm x 177.8 mm)
36” H x 30” W x 10” D
(914.4 mm x 762.0 mm x 254.0 mm)
48” H x 30” W x 10” D
(1219.2 mm x 762.0 mm x 254.0 mm)
24" H x 20" W x 7" D
(863.6 mm x 508.0 mm x 177.8 mm)
34" H x 20" W x 7" D
(863.6 mm x 508.0 mm x 177.8 mm)
36” H x 30” W x 10” D
(914.4 mm x 762.0 mm x 254.0 mm)
48” H x 30” W x 10” D
(1219.2 mm x 762.0 mm x 254.0 mm)
Mounting Surface Building Wall or Structural Member Building Wall or Structural Member
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