CIRCUTOR DHB Series - Manual (Page 49)

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Serial interfaces (DHB-324) RS485: address 1...247
Mode: 8N2, 8E1, 8O1,8N1
Baud rate: 4.8, 9.6, 19.2, 38.4 kbit/s
Transmission protocol: Modbus RTU
Maximal time to begin a response:
1000 ms
Energy pulse output (DHB-324) output of OC type, passive of
A class acc.to EN 62053-31,
supply voltage 18...27 V,
current 10...27 mA
Pulse constant
of O/C type output
5000 imp./kWh, independently of
Ku, Ki settings
Galvanic separation between:
- supply - measuring input 3.2 kV d.c.
- supply - analog output 2 kV d.c.
- supply - pulse output 2 kV d.c.
- supply - RS485 interface 2 kV d.c.
- measuring input - analog output 3.2 kV d.c.
- measuring input - pulse output
3.2 kV d.c.
- measuring input - RS485 interface 3.2 kV d.c.
- analog input - pulse output
2 kV d.c.
- analog input - RS485 interface 2 kV d.c.
- alarm output - other circuits 2 kV d.c.
Protection grade ensured by the casing:
- from frontal side
IP 65
- from rear side IP 10
Weight 0.2 kg
Dimensions 96 x 48 x 93 mm
Reference Conditions and Rated
Operating Conditions:
- supply voltage
85...253 V d.c or a.c 40...400 Hz
20...40 V d.c or a.c 40...400 Hz