WAGO Operating Instructions 4PU/4PS/2PU CT 11
4.2 Measurement Deviations
0,05 I
b
Cos
ϕ
= 1
±1,5%
0,1 I
b
Cos
ϕ
= 0,5L
±1,5%
Cos
ϕ
= 0,8C
±1,5%
0,1 I
b
…
I
max
Cos
ϕ
= 1
±1,0%
0,2 I
b
…
I
max
Cos
ϕ
= 0,5L
±1,0%
Cos
ϕ
= 0,8C
±1,0%
4.3 Software Version Checksum
The checksum is used to control the meter's software. You can use the checksum to check whether the software is
fully functional or whether it contains errors.
For 4PU/4PS:
For 2PU CT:
Software Version
Checksum
Software Version
Checksum
V1.18
27325923
V1.02
59629173
V1.21
27327238
V1.03
59607739
V1.26
59269903
V1.04
59811839
V1.28
59268366
V1.34
59268366
If you have found a discrepancy in the checksum, contact technical support immediately at tel. +49 (0) 571/887 -
44555 or by email at support@wago.com.
4.4
Bluetooth
®
Specifications
Protocol
BLE 4.2
Frequency range
Bluetooth®
4.0: 2402
…
2480 MHz (40 CH)
4.5 M-Bus Communication Specifications
Bus type
2-wire (M-Bus)
Baud rate
300, 600, 1200,
2400 (standard)
, 4800 and 9600
Parity
Even
(even; unchangeable, fixed by default))
Range
≤1000m
Downlink signal
Master to slave. Voltage Modulation
Uplink signal
Slave to master. Current Modulation
Cable (recommended)
JYSTY (nx2x0.8)
Protocol
EN13757-3
Unit loads/standard load
1
Max. number of bus subscribers
64 per bus*
4.6 Modbus
®
/RS485 Communication Specifications
Bus type
RS-485
Protocol
Modbus RTU with 16-bit CRC
Baud rate
1200, 2400, 4800,
9600 (standard)
, 19200, 38400, 57600 and
115200
Parity
Even/
none (standard)
/odd
Address range
1-247 adjustable
Maximum bus load
60 meters per bus*
Range
≤1000 m
•
Note that the maximum number of meters depends on the converter, the baud rate (the higher the
baud rate, the smaller the number of meters that can be used) and the circumstances under which the
meters are installed.
Summary of Contents for 879-3000 4PU
Page 7: ...WAGO Operating Instructions 4PU 4PS 2PU CT 7 3 2 CE Declaration of Conformity 4PU und 4PS...
Page 8: ...8 WAGO Operating Instructions 4PU 4PS 2PU CT 3 3 MID Declaration of Conformity 2PU CT...
Page 9: ...WAGO Operating Instructions 4PU 4PS 2PU CT 9 3 4 CE Declaration of Conformity 2PU CT...
Page 18: ...18 WAGO Operating Instructions 4PU 4PS 2PU CT 6 4 Process Diagram 4PU 4PS 2PU CT...
