A525 Series Electronic Fermentation Tank Controller technical specifications
Table 14: A525 Series Electronic Fermentation Tank Controller technical specifications
Product A525
Power consumption 1.8 VA maximum
Supply power 84 VAC to 260 VAC, 50/60 Hz, 10 VA maximum
Ambient conditions Operating: -30°C to 60°C (-22°F to 140°F), 0% to 95% RH noncondensing
Shipping and storage: -40°C to 85°C (-40°F to 185°F), 0% to 95% RH noncondensing
Temperature sensing
range
-46°C to 104°C (-50°F to 220°F)
Input signal TE-631AP-1 1K ohm nickel temperature sensor, 6 in. well probe assembly
Input signal
(UI 4 and UI 5)
0 VDC–10 VDC input for leak detector status or dry contact binary input with a switch wired
between UI 4 or UI 5 and C.
Sensor offset range ± 3ºC or ± 5ºF
RS485 Modbus Maximum distance: 100 ft (30 m)
Default baud rate: 9.6K
Note: Also supports baud rate of 19.2K
RS485 BACnet expansion
interface
Maximum distance: 5,000 ft (1,524 m)
Baud rate: 38.4K
Address range: 1–127
Default address: 10
External USB Use a standard USB flash drive to upgrade firmware revision for future upgrades.
Enclosure IP65 watertight, corrosion-resistant, high-impact thermoplastic
Dimensions (H x W x D) 196.8 mm (7.75 in.) x 190.5 mm (7.5 in.) x 82.6 cm (3.25 in.)
Weight 1.1 kg (2.4 lb)
Compliance United States: cULus Listed; UL60730-1, UL60730-2-9, File SDFY.SA516;FCC Compliant to
CFR47, Part 15, Subpart B, Class B limits
Canada: cULus Listed; CAN/CSA-E60730-1:15, CAN/CSA-E60730-2-9:15, File SDFY7.SA516;
Industry Canada (IC) compliant to Canadian ICES-003, Class B limits
Europe: CE Mark – Johnson Controls declares that this product is in compliance with the
essential requirements and other relevant provisions of the EMC Directive and Low Voltage
Directive; RoHS Directive
Australia and New Zealand: RCM Mark, Australia/NZ emissions compliant
Table 15: UL Conformity declaration information
Information Description
Purpose of control Sensing control/operating control
Construction of control Electronic independently mounted control
Number of cycles Cooling relay: 100,000
Alarm relay: 30,000
Pump-over relay: 30,000
Air supply valve relay: 30,000
Heating relay: 100,000
Method of mounting control Four mounting screws or optional DIN rail mounting kit
Type 1C or type 2C action Micro-interruption
Heat and fire resistance category D
Rated impulse voltage 4,000 V
Ball pressure temperature 125°C (257°F)
A525 Fermentation Tank Controller Installation Guide10