Sub-Zero Mega Chill User Manual

8
9
3.3 Sensors
Japanese NTC thermistors, housed in a water proof I.P. 68 metal
casing.
(Custom made sensors are available in various sizes and material)
3.4 Prokey
This hardware key enables the manufacturer to enter programming
Level 2(Factory Level Programming).
Prokey
(Only for equipment manufacturer)
3.5 Transformer
System uses a highly reliable Toroidal transformer as it’s power supply
source.
Transformer
Standard Sensor
½”BSP Sensor
SS 316L Sensor
3.6 Dimensions
Input / Output Board
Mega Chill User Interface
Panel cutout 124 mm X 167 mm (All dimensions in mm)
167
45
124 160
205
178
163
119 134
2 COMPRESSOR2 COMPRESSOR
243mm
130mm 150mm
75mm
50mm
10mm
10mm
85mm
50mm
223mm
To Display

Sub-Zero Mega Chill Specifications

Operating Environment

operating temperature	-50 C to +50 C0
storage temperature	-20 C to + 70 C
operating humidity	Max 80% (non-condensing)
storage humidity	Max 80% (non-condensing)

Power

max continuous input voltage	230 Vac
input current (closed contact)	10 mA
transformer primary input	230Vac, 50Hz
transformer secondary output 1	9Vac, 350mA
transformer secondary output 2	10Vac, 500mA

Digital Output (Relay)

type	SPDT
contacts	C & NO (C, No, NC for compressor)
rating	250 Vac, 5A(resi)

Analog Inputs

sensor type	Japanese NTC thermistors
specification	10K @ 25 C0
resolution	0.5 C0
accuracy	+/- 1 C0