Mini-Max M235 & M245
Digital Panel Meters
LCD
LED
• 3/64 DIN Indicator
• Unique mounting bracket allows stacking of multiple units
• Screw terminal connectors for easy installation
• LCD: 3-1/2 or 4-1/2 digit, 0.5” high LCD display with optional
negative image, bright red backlighting
• LED: 3-1/2 digit, 0.56” high display
• LED: 4-1/2 digit, 0.40” high display
• Limited range display scaling
1
Rev. 08-03-17
Mini-Max M235 & M245
Digital Panel Meters
LCD
M235
DISPLAY
Type
Hei h
LED
M245
M235
M245
N/A
AC V
DC V
VAC
ISOLATION
Y @ 25º C
LCD 4.0 VA
V
A
3.6 VA
A
A
DC V & A
DC 2A
DC 5A
A
EXCITA
TAL
T
T
W
P TIME
A
T
AT
T
Y
T
A
W
MECHANICAL
A
W
2
Rev. 08-03-17
Mini-Max M235 & M245
Digital Panel Meters
Inputs
DC Voltage
Range
200mV
2V
20V
200V
600V
Resolution
M235
100μV
1mV
10mV
100mV
1V
Resolution
M245
10μV
100μV
1mV
10mV
100mV
Input
Impedance
10MEG
10MEG
10MEG
9.9MEG
9.9MEG
Max Input
Unfused
100VDC
250VDC
250VDC
250VDC
600VDC
DC/AC TRMS Current
Resolution
Range
200μA
2mA
20mA
200mA
2A
5A
M235
100nA
1μA
10μA
100μA
1mA
10mA
M245
10nA
100nA
1μA
10μA
100μA
1mA
Voltage
Drop
200mVDC
200mVDC
200mVDC
200mVDC
200mVDC
50mVDC
LCD
Max Input
Unfused
10mA
40mA
100mA
400mA
3A
6A
Voltage
Drop
200mVDC
200mVDC
200mVDC
200mVDC
200mVDC
100mVDC
LED
Max Input
Unfused
6mA
20mA
60mA
300mA
2.6A
6A
AC TRMS Voltage
Range
200mV
2V
20V
200V
270V
600V
Resolution
M235
100μV
1mV
10mV
100mV
1V
1V
Resolution
M245
10μV
100μV
1mV
10mV
100mV
100mV
Input
Impedance
500K
100K
1MEG
1MEG
1MEG
9.9MEG
Max Input
Unfused
10VAC
100VAC
200VAC
200VAC
270VAC
600VAC
DC Process
Range
4 to 20mA
Resolution
M235
0.1%
Resolution
M245
0.01%
Voltage
Drop
200mVDC
Input
Impedance
1 to 5VDC
0 to 10VDC
0 to 100VDC
0.1%
0.1%
0.1%
0.01%
0.01%
0.01%
10 MEG
10MEG
10MEG
250VDC
250VDC
250VDC
Max Input
Unfused
60mA
3
Rev. 08-03-17
Mini-Max M235 & M245
Digital Panel Meters
Ordering Information
-
.
_____
I
Basic Unit
_____
I
I
_____
I
Range
_____
I
Excitation
Basic Unit
ACmV TRMS
*
ACV TRMS
ACV TRMS
ACV TRMS
ACV TRMS
ACV TRMS
ACμA TRMS
ACmA TRMS
**
†
ACV
ACmA TRMS
*
ACmA TRMS
ACA TRMS
ACA TRMS
A
†
μA
Wave
Wave
**
**
**
**
&
&
&
&
***
***
***
***
None
*
**
***
†
††
Not A
Not A
Not A
Not A
on
Meters
††
††
4
Rev. 08-03-17
Mini-Max M235 & M245
Digital Panel Meters
Dimensions - M235, M245 & M240
Mounting Requirements
-
Insert the Mini-Max through the panel, and then slide the mounting bracket on to the Mini-Max.
The mounting bracket allows Mini-Max units to be stacked side-to-side or top-to-bottom.
Panel cutout instructions for stacking multiple units are provided in the operator’s manual.
5
Rev. 08-03-17
