P/N 3034040_H U.S. & Canada 1-800-922-1919 • Mexico 1-800-890-2900 • www.hussmann.com
20 ElEctrIcal / rEfrIgEratIon
KDEPLUS BUTTONS
The KDEPlus keyboard has 4 keys, as shown in the illustration:
1
2
3
4
Each key has a different function depending on whether it is:
• Pressed and released
• Pressed for at least 5 seconds
• Pressed and held at start-up
• Pressed in combination with another key.
KEYS
The following table summarizes the function of each key:
No Key
Action
Pressed and released Press for at least 5 secs Start-up
1
• Scrolls through menu items
• Decreases values
Activates the Manual Defrost function
(from outside menus).
---
2
• Scrolls through menu items
• Decreases values
Function can be configured by the user
(from outside menus).
(see parameter H32)
---
3
• Returns to the previous menu
level
• Confirms parameter value
Activates the Stand-by function
(from outside menus).
---
4
set
• Displays any alarms
(if active)
• Opens Machine Status menu
• Confirms commands
Opens the Programming Menu
(User and Installer parameters)
When pressed during
start-up it enables
the user to select the
application to be loaded.
STANDBY or ESC
DOWN SET
UP
KDEPLUS BUTTONS
The KDEPlus keyboard has 4 keys, as shown in the illustration:
UP
DOWN
SET
STANDBY or ESC
Key Functions:
• 2 ON/OFF regulators for HOT/COLD
• Single defrost and double evaporator (heatings,
modulated heaters, reverse cycle, hot gas)
• Evaporator fans and condenser fans
• Frame Heater
• AUX
• Light
• Door switch
• ON /OFF
• Deep cooling cycle
RTN400 Page 7/130
2 - SPECIFICATIONS
TECHNICAL DATA
Classification: electronic automatic control (not safety) device for incorporation
Mounting: panel mounting
Type of action: 1.B
Pollution class: 2
Material class: IIIa
Overvoltage category: II
Nominal pulse voltage: 2500V
Temperature: Use: –5 … +55°C - Storage: -30 … +85°C
Power supply: SMPS 100-240Va ±10% 50/60 Hz
Power consumption: 5.5W max
Fire resistance category: D
Software class: A
RTC battery life: In absence of external power, the clock battery will last 3 years.
FURTHER INFORMATION
INPUT CHARACTERISTICS
Measurement range: NTC: -50.0°C ... +110°C; PTC: -55.0°C ... +150°C; PT1000: -60.0°C ... +150°C
(on 3-digit display with +/- sign)
Accuracy: ±1.0° for temperatures below -30°C
±0.5° for temperatures between -30°C and +25°C
±1.0° for temperatures above +25°C
Resolution: 1 or 0.1°C
Buzzer: NO
Analogue/Digital Inputs: 5 configurable NTC/PTC/PT1000/DI inputs
1 multi-function, voltage-free digital input (D.I.)
OUTPUT CHARACTERISTICS
Digital Outputs: OUT1: 1 SPST relay: 2HP
max 240V
a
OUT2: 1 SPDT relay: 1HP
max 250V
a
OUT3: 1 SPDT relay: 8(4)A
max 250V
a
OUT4: 1 SPST relay: 8(4)A
max 250V
a
OC (Open Collector) Output: OC: 1 multifunctional output:
12V
c 20mA
MECHANICAL CHARACTERISTICS
Dimensions: 121x92 mm
Terminals: faston and screw for wires with cross-section of 2.5mm
2
TTL for Unicard / Device Manager connection (via DMI)
Usage / Storage: 10...90% RH (non-condensing)
Connectors:
Humidity:
REGULATIONS
Electromagnetic compatibility: The device complies with Directive 2004/108/EC
Safety: The device complies with Directive 2006/95/EC
Food Safety: The device complies with standard EN13485 as follows:
• Suitable for storage.
• Application: air.
• Climate range A
• measurement class 1 in the range from -25°C to 15°C (*)
(* with Eliwell probes only)
NOTE: The technical specifications stated in this document regarding measurement (range, accuracy, resolution, etc.) refer to
the instrument alone and not to any accessories provided, such as the probes.
This means, for example, that the error introduced by the probe must be added to the error of the instrument.
Reprinted with permission from Eliwell - 2017.
STANDBY or ESC
• Day / Night
• Diagnostics
• “Easy Map” programming
• Programmable inputs/outputs
• LINK2 local area network
• RS485 communication protocol: Modbus
• Compatible with Device Manager (DM)
• Compatible with Unicard and Multi-function key
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