7 Operation
53 of 68
Calio
1157.821/04-EN
Table 26:
Overview of Modbus operating parameters
Parameter description
Register
Length
[byte]
Type/format
Unit
Access
Error value, bit code
07 D0
00 02
INT16
Bit 0 = error code E01
Bit 1 = error code E02
Bit 2 = error code E03
Bit 3 = error code E04
Bit 4 = error code E05
Bit 5 = error code E06
Bit 6 = error code E07
Bit 7 = error code E08
Bit 8 = error code E09
Bit 9 = error code I10
Bit 10 = error code E11
Bit 11 = error code E12
Bit 12 = error code E13
Bit 13 = error code I14
Bit 14 = error code E15
Bit 15 = error code E16
(See error value key table.)
R
Calculated head
07 D2
00 02
INT16
Head in m × 10
R
Calculated flow rate
07 D4
00 02
INT16
Flow rate in m
3
/h x 10
R
Current speed
07 D8
00 02
UINT16
Speed in rpm
R
Pump status
07 D9
00 02
UINT16
0 = Pump stop
1 = Pump in operation
R
Operating hours pump
07 DA
00 02
UINT16
Operating hours
R
Pump power
07 DC
00 02
INT16
Watt
R
Temperature power supply
module (SPM)
07 DF
00 02
INT16
°C
R
Ambient temperature
07 E0
00 02
INT16
°C
R
Motor temperature
07 E1
00 02
INT16
°C
R
Temperature reactive
power compensation
module (PFC)
07 E2
00 02
INT16
°C
R
Fluid temperature
07 E3
00 02
INT16
°C
R
Energy meter
07 E4
00 02
UINT16
kWh
R
Flow rate meter
07 E5
00 02
UINT16
m
3
R
Setback operation status
07 E6
00 02
UINT16
0 = day
1 = night
R
Operating mode selection
08 34
00 02
ENUM
1 = Constant-pressure Control
4 = Proportional-pressure
Control (factory setting)
8 = Eco Mode
16 = Open-loop Control
R/W
Setpoint input
08 35
00 02
UINT16
0 - 9999
(equals 0 - 100 % of the
setpoint)
R/W
Pumps start/stop
08 36
00 02
ENUM
0×05 = pump stop
0×A0 = pump start (does not
overwrite the external RUN
contact)
R/W
Modbus baud rate
0B B8
00 02
ENUM
0 = 19,200 (factory setting)
2 = 4,800
3 = 9,600
4 = 19,200
5 = 38,400
6 = 57,600
7 = 115,200
R/W
