Data Sheet for Product

Page 2 of 3 Siemens Industry, Inc.
Application Programs
21 CO IP Controller 908701
• 8 periodic (recurring) schedules
• 80 objects
• 100 schedule entries
• 50 date-driven schedules
• 200 event programs (scenes)
• 30 event program triggers using objects
• 30 Logic gates
• Sends date and time to KNX network
• IP communication for remote configuration and
visualization
Specifications
Power Supply Bus voltage: 21 to 30 Vdc (Class 2) provided through the bus line
Rated Voltage Bus: 24 Vdc (21 to 30Vdc)
Auxiliary power supply: 24V AC/DC nominal 12 to 30 V AC/DC min/max)
Network
Communication
Ethernet: 10BaseT (10 Mbps)
Supported Internet Protocols: ARP, ICMP, IGMP, UDP/IP, DHCP
KNXnet/IP according to KNX System Specification: Core, Device Management
Operating Voltage This product can receive power from only one of the following:
• 29 Vdc from the Power Supply N 125/21 (If the N 125/21 is in the same cabinet, this
is the preferred solution. If not, the following alternate may be used.)
• From an external SELV or NEC Class 2 power supply AC/DC 24V nominal,
permissible input voltage range:
AC/DC 12 to 30V attached to the AUX terminal block (yellow-white)
Control Elements
One mode button:
for switching between normal operating mode and addressing mode.
Three push buttons (Move, Prg/Set, ESC):
on the front side to locally set date and time and to display IP address, MAC address,
and the device firmware revision
Display Elements One yellow LED: Ethernet Link Signal present (LK)
One yellow LED: Data traffic on Ethernet (LA)
One red LED: for displaying normal mode (OFF) and addressing mode (ON)
LC-Display, two rows with 12 characters each to display date and time
Connections
• Bus line: Bus Terminal (red-black) 20 to18 AWG solid copper
(Ø 0.6 to 0.8 mm single core)
• Ethernet/IP network: RJ-45 socket
• Auxiliary power supply:
screwless extra low voltage terminal (yellow-white) 20 to 18 AWG solid
(Ø 0.6 to 0.8 mm single core)
Physical Specifications
Housing: plastic
Width in N-system dimensions: 4 Module Widths (MW) 2.83” (72 mm)
1 MW = 0.71” (18 mm)
Dimensions (H × W × D): 3.54" × 2.83" × 2.17" (90 × 72 × 55 mm)
Weight: approximately 5.3 oz (150 g)
Installation: Snap onto 1 mm thick DIN rail that complies with EN 60715-TH35-7.5
3.5" × 1.97" × 1.57" (89 mm × 50 mm × 40 mm)
Electromagnetic
Compatibility
Complies with EN 50090-2-2.