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BL20 - Gateway for CANopen
D301087 1211 - BL20 CANopen 4-8
4.4.2 Structure Diagram of a Gateway
The BL20 CANopen gateway has the following structure:
4.4.3 Technical Data BL20-GW-CANOPEN
Figure 4-3:
Gateway struc-
ture
Table 4-4:
Technical data
BL20-GW-
CANOPEN Designation Value
Supply voltage(as per EN 61131-2)
Nominal value (supply from
bus refreshing module) 5 V DC (4.8 to 5.2 V DC)
Restriction on
EN 61131-2 The supply energy required to bridge a supply
interruption up to 10 ms is not stored. Please
secure the U
sys
for BL20-BR-24VDC-D modules
by using an appropriate power supply unit!
Current drawn from the module bus
Without service/without fieldbus
≈
280 mA
Without service/with fieldbus (1 Mbps)
≈
410 mA
With service/without fieldbus
≈
300 mA
Maximum
≈
350 mA
Dimensions
Width/length/height (mm) 50.6 x 114.8 x 74.4 mm
Service
Connections PS/2 socket
Fieldbus terminations 1x 9-pole SUB-D socket,
1x 9-pole SUB-D plug, 2 x tension spring
connector type LPZF, 5.08, 5-pole
Fieldbus shielding connection via BL20-SCH-1
Transfer rate 10, 20, 50, 125, 250, 500, 800 and 1000 kbps
Fieldbus termination SUB-D plug connector or external resistors
2 rotary hex encoder switches with labeling for
the Node-ID setting.
Fieldbus
(External)
Service
interface
External RAM
External
ROM flash
Module bus
(Internal)
Controller
– internal RAM
– WDG
– CAN-Ctr.