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Elstat ems75sz User Manual
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2
W
ate
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5
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Table of Contents
Default Chapter
2
Table of Contents
2
1 EMS Controller Reference Guide
5
About this Reference Guide
5
2 Water Ingress - Advisory Information for FMEA Analysis
6
3 What Is an Ems75Sz (Sub-Zero)
7
Control Display Module (CDM)
7
Power Supply Module (PSM)
8
Ems75Sz User Interface
8
Push Buttons
9
LED Indicators
9
Ems75Sz Relay Ratings
9
Temperature Input Ranges
10
Ems75Sz Wiring Diagram
10
Power Supply Module
11
Power Supply Module - Electrical Connections
12
How to Mount the Power Supply Module
12
Power Supply Module Dimensions
13
Control Display Module
14
How to Mount the Control Display Module
16
External Control Display Module - Electrical Connections
17
Internal Control Display Module - Electrical Connections
18
Environmental Ratings
18
4 User Guide
19
Power-Up Sequence
19
Function Buttons - Ems Sub Zero
19
Indicators
20
Display Codes
20
What Are the Menus
21
How to Access the Menu EMS Controllers
22
How to View the Ems75Sz Parameter Settings (PS)
22
How to Run the Test Routine (Tst)
24
The Relay Test
25
The Heater Relay Test
26
The Analogue Input Test
27
The Motion Sensor Test
27
How to View the Last Three Alarms (Flt)
28
Passwords
29
How to Perform a Half Reset (Hr)
30
Statistics
31
How to View Statistics
31
5 EMS Controllers Functionality
33
Defrost - Glass Door Cooler (GDC Firmware)
33
Evaporator Fan Management
34
Lights Management
35
Alarms
35
Compressor Management
35
Product Temperature
36
6 How EMS Controllers Work - Self-Learning
38
How EMS Controllers Work - Example
39
Self-Learning
39
What Is the Self-Learning Matrix
41
Activity
41
Activity Frequency
42
How a 1-Day Learning Period Works
42
How a 7-Day Learning Period Works
44
Saving Mode
46
How EMS Controllers Switch between the Ready and Saving Mode
47
Ready Mode
48
How the Self-Learning Matrix Updates after the Learning Period
49
7 What Are the Accessories
50
Temperature Sensors
50
Temperature Sensor - Where Used
50
How to Mount the Appliance Sensor
51
How to Mount the Condenser Sensor
52
Condenser Sensor
52
How to Mount the Evaporator Sensor
52
Door Switch
53
How to Mount the Door Switch
53
How to Mount Door Switches on Double-Door Coolers
54
Motion Sensor - Ems75Sz
55
Motion Sensor
56
How to Mount a Remote Motion Sensor
56
8 How to Troubleshoot Ems75Sz
58
Troubleshooting
58
How to Check that EMS Controllers Are Working Correctly
58
How to Troubleshoot Condenser High Temperature (Ht) Alarms
59
Door Open Alarm - Display
59
How to Troubleshoot Door Alarms (Door Switch Fitted)
60
How to Troubleshoot Door Alarms (no Door Switch Fitted)
60
How to Troubleshoot Problems with Freeze-Up Protection (888)
61
How to Troubleshoot Motion Sensor Alarms
62
How to Troubleshoot Not Cooling Problems
62
How to Troubleshoot Refrigeration System Failure (Rsf) Alarms
63
Sensor Failure
63
How to Troubleshoot Temperature Sensor Alarms
64
9 Parameter Reference
66
Parameter by Owners
66
Controller Parameters
66
Firmware Variants
67
Ems25 Series and GDC Firmware Defrost Parameter Exceptions
67
New or Revised Parameters
67
Temperature Setting Rules
67
Celsius or Fahrenheit (CF)
68
Set Point (SPC or SPF)
68
Differential (Dif)
68
Calibration 1 (CA1)
69
Calibration 2 (CA2)
69
Saving Set Point (SSP)
69
Saving Differential (Sd)
70
Freeze-Up Protection (Dtt)
70
Fan Set Point (FSP)
70
Condenser High Temperature (Ht)
71
Defrost Activation Temperature (Ddt)
71
Defrost Termination Temperature (Dtd)
72
Compressor Rest Time (Rt)
72
Delay to Saving (Ds)
73
Lights Delay (Ld)
73
Saving Restart Period (Sr)
73
Refrigeration System Failure (Ct)
73
Defrost Interval (De)
74
Defrost Duration (DD)
74
Defrost Method (Df)
74
Defrost Termination Method (Dtf)
75
Fan Cycle on (FCO)
75
Fan Cycle off (FCF)
75
Display Stability (D2)
76
Buzzer Enable (B0)
76
Buzzer Duration (B1)
77
Alarm Delay (Ad)
77
Activity Frequency (AF)
77
Motion Sensor Enable (Sn)
78
Saving Temperature Disable (Per)
78
Learning Period (LP)
78
Display (Dis)
79
Marketing Mode (Ar)
79
Defrost Heater (Dhr)
79
10 What Variations of the Ems75Sz (Sub Zero) Can I Order
81
Examples of CDM Colours
82
11 Technical Data Ems75Sz
83
Dimensional Drawings
83
Controller Relays
83
Temperature Sensors
83
Environmental Ratings
84
Product Approvals
84
12 Glossary of Terms
85
Acronyms
85
Controller and Accessory Terms
85
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Elstat ems75sz Specifications
General
Brand
Elstat
Model
ems75sz
Category
Controller
Language
English
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