ANI-1F1-A
ANI-1F1-A_V2.5.1_PI_2022-01_EN
1
Subject to technical changes
FRIGOLINK
A
N
I-1
F1
-A
_V
2.
5.
1_
P
I_
20
22
-0
1_
E
N
.fm
1 ANI-1F1-A
Module for process control in CO
2
refrigeration plants with rack and gas cooler control
1.1 Front view
Fig. 1: Front view with ANI-C control panel
1.2 Features
• Standard rack controller with 2 or 3 compressors controlled by evaporation temperature
- Compressor 1 modulated (FC), compressors 2 and 3 controlled directly or stepped (CR
50 / 100%)
- Fr
- Base load change
- Monitoring of suction gas temperature and hot gas temperature
- Oscillation protection function
- Blocking time after compressor fault
- 3-step load shedding including Fastreturn
- Operating hours counter and cycle counter for each compressor
- Proactive oil return
• High pressure and medium pressure control
• Gas cooler fan control also via Modbus
• Gas cooler monitoring
• Additional control circuits for:
- LT single machine
- LT desuperheater
- Liquid post-injection
- Refrigerant monitoring
- 4-step heat recovery
- Control cabinet monitoring
• Integrated relay outputs
• CAN bus connection via patch cable and screw terminals
• Fastening by top-hat rail
• Can be locked to prevent unwanted parameter adjustment (SAC - Security Access Control)
• Connection to the Wurm system via Wurm CAN communication bus (C-BUS) and
FRIGODATA XP
Accessories
• Control panel (ANI-C)
