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DZ121

DZ121 Decoder

DZ121Instructions                               Digitrax Decoder Manual

Tech Note DZ121 Programming Note        Tech Note Easy DCC, MRC or Lenz compatibility on some DZ121s

Physical Size 0.36” x 0.575” x 0.16”9.1mm x 14.6mm x 4.06mm Current Rating 1.0/1.5 Amps    
Interface Decoder End Wires End/Plug    
W Wired 6.9” 175mm Wires    












# Functions 2 Function Current Rating 125mA Function Type CS
Prod Date 07-09-1999 Discontinued 07-01-2002 Replaced By DZ143






CV#

Feature

Default

Range

Notes

2 Digit and 4 Digit Addressing

       

01

2 Digit Decoder Address

003/X03

001-127

 

17

4 Digit Address Hi Byte

000/X00

0128-9983

CV17 & 18 are used

18

4 Digit Address Lo Byte

000/X00

0128-9983

together

29

Configuration Register

006/x06

Table 29

 

Configuration Register

       

29

Configuration Register

006/x06

Table 29

 
 

Speed Step Control

28/128

14 or 28/128

 
 

Speed Table On/Off

Off

Speed Table On or Off

 
 

Analog Mode Conversion On/Off

On

On or Off

 
 

Normal Direction of Travel (NDOT)

Fwd

Fwd/Rev

 
 

Address Selection, 2 or 4 digit

2 Digit

2 or 4 Digit

 

LocoMotionTM

       

Acceleration & Deceleration

       

03

Acceleration Rate

000/x00

000/x00 to 031/x1F

128 Steps

04

Deceleration Rate

000/x00

000/x00 to 031/x1F

128 Steps

Three Step Speed Table-Start, Mid, Max Voltage  

 

02

Start Voltage

000/x00

000/x00 to 255/xFF

128 Steps

05

Maximum Voltage

000/x00

000/x00 to 255/xFF

128 Steps

000/x00, 001/x01 & 255/xFF= max voltage at step 28

06

Mid Point Voltage

000/x00

000/x00 to 255/xFF

128 Steps

000/x00 & 001/x01= straight line curve

28 Step Speed Tables

       

65

Kick Start value

000/x00

 

128 Step Interpolated

66

Forward Trim

000/x00

 

128 Step Interpolated

67

First Speed Table Entry

000/x00

 

128 Step Interpolated

68-93

28 Step Speed Table Entries

000/x00

 

128 Step Interpolated

94

Maximum Speed Table Step

000/x00

 

128 Step Interpolated

95

Reverse Trim

000/x00

 

128 Step Interpolated

29

Configuration Register

006/x06

Table 29

Set to enable speed tables

Torque Compensation & Switching Speed

       

53

Not Available

   

Not Available

54

Torque Compensation

Switching Speed

   

Not Available

Functions

       

13

DC Functions ON

000/x00

Table 13

 

Configurable Strobes

       

49

F0F,forward light effect

000/x00

Config Strobe Table

 

50

F0R, reverse light effect

000/x00

Config Strobe Table

 

61

Enable Configurable Strobe

000/x00

000/x00 off or

001/x01 on

 

Standard, FX & FX3 Functions

       

49

F0F, forward light effect white

   

Not Available

50

F0R, reverse light effect yellow

   

Not Available

51

F1, Function 1 green

   

Not Available

52

F2, Function 2 violet

   

Not Available

53

F3, Function 3 brown

   

Not Available

54

F4, function 4 white/yellow

   

Not Available

115

F5, Function F5 white/green

   

Not Available

116

F6, Function F6 white/blue

   

Not Available

62

FX Rate and Keep alive adjust

   

Not Available

63

Ditch Light Blink hold time

   

Not Available

Directional Headlights, Transponding, Split Field Motor

       

61

Directional Headlight

000/x00

Dir or Non-Dir

 
 

Transponding

Off

Off or On See Table 61

 
 

Split Field Motor

   

Not available

Scaleable Speed Stabilization

       

55

Static Compensation

000/x00

000/x00 to 255/xFF

 

56

Dynamic Compensation

000/x00

000/x00 to 255/xFF

 

57

Speed Stabilizer-Droop

000/x00

000/x00 to 015/x0F

 

SuperSonic

       

09

Motor Frequency SuperSonic

   

Not available

Advanced Consisting

       

19

Advanced Consist Address

000/x00

000/x00 to 255/xFF

Default is OFF

21

Advanced Consist Function Control Override for F1-F8

   

Not available

22

Advanced Consist Function Control Override for F0 & F9-F12

   

Not available

Function Remapping

       

33-46

Function Remapping CVs

   

Not available

Decoder Factory Reset

       

08

Reset Decoder to Factory Default CV Values

   

Not available

IDs

       

105

User Private ID #1

000/x00

000/x00 to 255/xFF

 

106

User Private ID #2

000/x00

000/x00 to 255/xFF

 

07

Version ID

EF, AF, E0 or E1

EF, AF, E0, E1

Read Only

08

Manufacturer ID

129/X81

129/x81

 




 
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