Station Run Times1 second to 9:59:59 Programs A, B, C, D, E, & F
Start Times6 per program
Watering Schedule7 Day Calendar (any day of the week), odd/even days, interval watering up to 31 days
Pack TypeBox
2-Wire Decoder Controller
Features
Number of stations: Up to 99
Weather station capable
Connect up to 2 hard-wired flow meters and 3 additional meters attached to decoders in the field
Rain sensor and rain/freeze sensor ready
6 independent programs with 6 start times each
Full on-screen keyboard makes naming and programming easy and intuitive
Advanced diagnostics include interactive fault log, decoder signal strength/status
Largest screen in the industry displays run times, watering days, number of start times
Two fully independent wire paths for easy layout design and trouble shooting
Special features include seasonal adjust, station/zone grouping, program backup and restore
Station delay/overlap and pump pressurization allows dual operation and pressurization for each of 5 separate pump start locations
Vandal-resistant lockable housing
Specifications
OPERATING SPECIFICATIONS
Station Run Times: 1 second to 9:59:59 Programs A, B, C, D, E, & F
Start Times: 6 per program
Watering Schedule: 7 Day Calendar (any day of the week), odd/even days, interval watering up to 31 days
Operating Temperature: 0°–140° F (18°–60° C)
Zone Capacity: 99 zone groups limited to 6 zones and 1 MV/PS per primary line. Add up to 12 zones (A and B total).
Pump Start Requirements: Pump Starts wired directly to the controller require a K-Rain 1520 or 1510 mini coil power relay. Remote pump start relays on the 2-wire path require a K-Rain 3410 Optical Pump Start Relay in conjunction with a K-Rain 1520 or 1510 mini coil power relay.
ELECTRICAL SPECIFICATIONS
2-Wire transformer; Input: 120/240 50/60 Hz Max Output: 27 VAC 100VA 3.7 AMP
Midbox Transformer; Input: 120/240 50/60 Hz Max Output: 24 VAC 40VA 1.71 AMP
Battery: 2032 Coin Cell (included) 9V alkaline battery (optional, not included)
Models
3400 110 VAC 2-wire decoder controller
3400-220 220 VAC 2-wire decoder controller
3420 110 VAC 2-wire decoder controller in stainless steel cabinet
3420-220 220 VAC 2-wire decoder controller in stainless steel cabinet
3421 110 VAC 2-wire decoder controller on stainless steel pedestal
3421-220 220 VAC 2-wire decoder controller on stainless steel pedestal
*Above models include 3403 2-wire module.
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