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.