184043035

**S O L I D  S TAT E  D I G I TA L M E T E R  M O D U L E S** 

## _**A P P L I C A T I O N S**_ 

These models offer a variety of functions, sizes, voltages and customizable options to fit most applications. Ideal for OEMs, contract manufacturers, and panel makers for monitoring equipment usage, scheduling maintenance, warranty validation, rental/ leasing use and more. Used extensively in industrial, agricultural, military & specialty vehicles, as well as applications such as: vending machines, medical & office equipment, fuel pumps, and consumer products. 

## _**F E A T U R E S**_ 

- Selection – hour meters, counters, odometers, maintenance monitors and more. 

- Solid State Circuitry – no moving parts to wear out. Silent operation and years of rugged & reliable operation. 

- Crisp, clean readouts – high-contrast 5 & 7mm LCD displays. 

- Versatility – compact module designs with high quality components to minimize space. 

- AC/DC Configurations – wide range of operating voltages & noise protection. 

## _**D E S C R I P T I O N**_ 

Curtis Solid-State Module Assemblies are designed for OEM applications. Curtis offers a wide selection of miniature AC & DC meter assembly modules for PC board mounting applications. 

- 700 – 703: Single-function 6-digit display for Counter or Hour Meter configurations. 

- 708 & 721: Dual channel, 6 & 7digit display for Maintenance/ Hour Meter or Trip Odometer configurations. 

- 720: Single channel 7-digit Odometer configuration. 

- OEM Compatibility – an unparalleled selection of power compatibility, design configurations and functionality for OEM custom designs, panel makers and contract manufacturers. 

- Distinctive Icons – clear indicators for hour meter/timer activation and display modes. 

- Backlighting – available on all models (see model coding chart or consult factory). 

- EEPROM memory – nonvolatile, retention of data for as much as 25 yrs.+ without power. 

- Manufactured under ISO 9001 Certified Quality Management System. 

- Low power consumption. 

- UL and CE recognized. 

**www.curtisinstruments.com** 

## **7 0 0  S E R I E S** 

## _**M O D E L  C O D I N G  A S S E M B L Y  M O D U L E S  7 0 0 ,  7 0 1 ,  7 0 3**_ 

|**700**|**P**||**N**|**-**<br>**0**<br>|**0**|**0**|
|---|---|---|---|---|---|---|
|**Model**<br>**Number**|**Digit**<br> <br>**Height**<br>||**Reset Control**<br>**Options**|<br>**Functions**<br>|**Voltage**|**Reset/Backlight**<br>**Configurations(1)**|
|**700**(6-digit)|**P**- 5mm<br>||**R**- Wired Reset|**0**- AC/DC|**0**- 5-12 VDC nom (4.75-15 abs)|**0**- No Reset, No Backlight|
|Hour Meter|digits<br>||**N**- No Reset|(700 only)|6-12 VAC nom (5-15 abs)|**2**- Reset, No Backlight|
||**P7**(2)-|7mm||**1**- DC only with|**1**- 12-48 VDC nom (9-60 abs)|**4**- Reset, External Backlight|
|**701**(6-digit)||digits||wired Enable|20-60 VAC nom (15-75 abs)|**5**- No Reset, External Backlight|
|Hour Meter||||for Hour/Count|||
|||||(701&703 only)|**2**- 48-150 VDC nom (36-185 abs)<br>100-230 VAC nom (75-287 abs)|**H**- Reset, Internal Backlight(3)<br> <br>**J**- No Reset, Internal Backlight(3)|
|**703**(6-digit)||||**2**- AC/DC with|||
|Pulse Counter||||wired Enable|**4**- 12 VDC only (9-15 abs)||
|||||(701&703 only)|Backlight Options 4 & 5 only.||



NOTE: (1) All external backlight configurations - require 12 VDC (only) connection to illumination pin. (2) 7mm models - Backlighting only available as External. 

(3) Available only in 5mm & with voltage option 4 only. 

## _**M O D E L  C O D I N G  A S S E M B L Y  M O D U L E S  7 0 8 ,  7 2 0 ,  7 2 1**_ 

|**708**|**P**|**R**|
|---|---|---|
|**Model Number (& Function)**|<br>**Digit Height**|**Reset Control Options**|
|**708**(6-digit)|**All Models**|**Model 708/721**|
|Dual Channel|**P**- 5mm digits|**R**- Wired Reset|
|Maintenance/Hour Meter||for Maintenance|
|||or Trip Display|
|**720**(7-digit)|||
|Single Channel|||
|Odometer||**Model 720**|
|||**R**- Wired Reset|
|**721**(7-digit)|||
|Dual Channel|||
|Odometer/Trip Odometer|||



## **- x x x x** 

## **Sequential Specification** 

Consult Curtis for: display format, voltages, connection termination, backlighting, pre-scaling and programming options. 

## **7 0 0  S E R I E S** 

## _**M O D U L E  A S S E M B L Y  S P E C I F I C A T I O N S**_ 

|**Display**|6-digit, 5 or 7 mm high<br>(Models 700, 701, 703)|
|---|---|
||Dual-Channel 6-digit, 5 mm high<br>(Model 708)|
||7-digit, 5 mm high<br>Model 720)|
||Dual-Channel 7-digit, 5 mm high<br>(Model 721)|
|**Range & Resolution**|Hour Meters     99,999.9 hrs.<br>(Models 700, 701, 708)|
||Maintenance    3,999.9 hrs.<br>(Model 708/2nd Channel)|
||Counters          999,999 counts<br>(Model 703)|
||Odometers       999,999.9 increments<br>(Models 720, 721)|
||9,999,999<br>(Model 720) optional resolution|
||Trip                  999.9<br>(Model 721/2nd Channel)|
|**Accuracy**|Hour Meters ± 0.1%<br>(Models 700, 701, 708)|
||Counters ± 1 count<br>(Model 703)|
||Odometers ±1 increment<br>(Model 720, 721)|
|**Humidity**|95% Non-condensing at 38°C|
|**Operating Temperature**|-40°C to + 85°C|
|**Storage Temperature**|-50°C to + 85°C|
|**Operating Frequency (AC**|**units)**<br>48 to 440 Hz abs.|
|**Memory**|Main power must be applied for 5 sec to activate memory (with no loss of time/counts).|
||EEPROM-Data retention 25+ years without power present.|
|**Input Signal (DC Only)**|Counter<br>Model 703 - 500 Hz max, 50% duty cycle (1ms low, min, between consecutive highs).|
||Maintenance Monitor<br>Models 701, 708 - Power must be applied for 0.5 sec, min, to accumulate time.|
||Odometer<br>Model 720 - Varies depending on model configuration (consult factory).|
||Trip/Odometer<br>Model 721 - 500 Hz max, 50% duty cycle (1ms low, min, between consecutive highs).|
|**Input Signal (AC/DC)**|Hour Meter<br>Models 701, 708 - Power must be applied for 0.5 sec, min, to accumulate time.|
||Counter<br>Model 703 - 1 Hz max, 50% duty cycle (500ms low, min, between consecutive highs).|
|**Reset**|All Models<br>Main power must be applied for a minimum of 0.5 sec. prior to reset signal.|
||Models 700, 701, 703<br>6ms, min, at operating voltage.|
||Model 708<br>Maintenance 2 or 4 sec, factory programmed; hour meter not resetable.|
||Model 720<br>70ms min at operating voltage.|
||Model 721<br>Trip channel 2 or 4 sec, factory programmed; odometer is not resetable.|
||Note: Max Reset frequency is 150Hz for AC models.|
|**Notes:**|1. All modules are supplied with critical components exposed. If the module is being used in an environment other|
||than specified, the user must take precautions to package the module to provide adequate protection.|
||2. For proper mechanical support, all module pins should be soldered to the PC-board.|
||3. To prevent heat damage to components, module face should be 10-20mm minimum away from PC-board|
||when flow soldered.|



**7 0 0  S E R I E S** 

## _**C U R R E N T  C O N S U M P T I O N :  ( M A  M A X )**_ 

||**Operating Voltage**|**700, 701, 703**|**700, 701, 703**|**708, 721**|**708, 721**|
|---|---|---|---|---|---|
||**at Power Terminals**|(5mm)|(7mm)|(5mm)||
|External or Non -|5 - 12|VDC (@ 5 V)|0.5|0.5|N/A|
|Backlight Models|12  - 48|VDC (@ 12 V)|0.8|0.8|1.0|
||48  - 150|VDC (@ 48 V)|0.8|0.8|N/A|
||100 - 230|VAC (@ 120 V)|1.0|1.0|N/A|
||100 - 230|VAC (@ 230 V)|2.0|2.0|N/A|
|Internal Backlight Models|12|VDC (only)|35|N/A|N/A|
|**At Illumination Pin**||||||
|External Backlight Models|External Backlight Models<br>9-15 VDC (@12 V)|30|35|35||



## _**D I M E N S I O N S  m m**_ 

**MODELS 700, 701, 703 - 5MM DIGITS** 

**==> picture [514 x 296] intentionally omitted <==**

**----- Start of picture text -----**<br>
Non-Backlight<br>31.0 (1.22)<br>(0.59)<br>25.0 (.98)<br>2.0 (.08) .8 (.03)<br>@ P N S | fe TW Gee<br>I 1 ry)<br>COMPONENT SIDE (.55) (.71)18.0 -+ (.35) ar: (.30)  15.4(.61)<br>| (wasBaae}<br>® R I oy TT =<br>2.0 (.01)<br>.80 (.03)<br><—_ 28.0 (1.10) —>| TYP 4X        HEIGHT MAX COMPO 4.7 (.19)<br>1 32.0 (1.26) 3.6 (.14) FE<br>Backlight<br>35.6 (1.40) (0.59) 31.0 (1.40)<br>(.15) 28.00 (1.10)± 0.25 2.0 (.08) (.03) 25.0 (.98)<br>P N<br>f = © © —t r t : y O TH<br>7.00 (.28) (.35)<br>L<br>(.71) ol¢ _ ] ‘ cooo gd | 1 6.60 (.26) (.58) o<br>(.55)<br>9.0 (.35)<br>R I<br>—_ ® © _y> 3 -@BBBBLdBD A |<br>0.80(.03) 0<br>TYP. (5X) 3.5 (.14) |<br>M<br>Jf |<br>HEIGHT (.33)<br>**----- End of picture text -----**<br>


Note: Standard pin lengths are shown. Optional lengths are available. 

## **7 0 0  S E R I E S** 

## _**D I M E N S I O N S  m m  c o n t i n u e d**_ 

**MODELS 700, 701, 703 - 7MM DIGITS** 

**==> picture [533 x 462] intentionally omitted <==**

**----- Start of picture text -----**<br>
33.0<br>(1.30)<br>31.5<br>1.6 (.06) (1.24)<br>P N<br>— —s ~ tf eo ————=< -|<br>| L 21.8 25.4 Googe 8.8 18.5<br>10.9 (.86) 1.57 (.06) (1.00) (.35) (.73)<br>(.43) R I Typisch, TYP 5X5 mal<br>11.1 37.6<br>r 5.3 it 27.9 - ce eaa |<br>(.21) (1.10) T j (.07)1.8 T 3.8 (.15MAX ) h (.44) — (1.48) 38.6<br>COMP (1.52)<br>HEIGHT<br>16.9 (.66)<br>Model 708 Model 721<br>e 1, 4 i}<br>e<br>@<br>Ey ss i—_» ~(Oe —* ]<br>43.2 32.0<br>1.8 (1.70) (1.26)<br>(.071.9 ) (1.56)39.6 (.98) 25. 0 0.8 (.98)25.0 TYP 4 PLACESR1.8 (.07)<br>( .08) ( .03)<br>0.8<br>18.5 22.4 (.03)TYP 5 PLACES 9.6 19.2<br>(.73) (.88) (.38) (.76)<br>Vo®RrP I ®@ ) ft| f r TL<br>3.6 (.14)<br>MAX 8.4<br>COMP < (.33 ) K < -<br> HEIGHT<br>**----- End of picture text -----**<br>


Not ~~e~~ : Standard pin l ~~engths are shown. Op~~ tional length ~~s~~ are available. 

## **7 0 0  S E R I E S** 

## _**D I M E N S I O N S  m m  c o n t i n u e d**_ 

## **MODEL 720** 

**==> picture [493 x 142] intentionally omitted <==**

**----- Start of picture text -----**<br>
1.5 42.67<br>(.06) (1.68) 1.65<br>15.0 31 R. (.06)<br>1.5 (1.56)39.62 (0.59) (1.22) PLACESTYP 2<br>(.06) 0.8 (.98)25.0 2.18<br>~ P N r ;|< (.03) (.09)<br>1 8.89 4 2 ® = | a NS<br>14.73 (.35) 6.60 15.24<br>(.58) (9) 17.78 0.80 (.03) ry V7 (.26) (.60)<br>(.70) TYP 4 PLACES<br>| R C= I ft °)| (ooocdd0 a) |g&<br>38.1 3.51 (.14)<br>(1.50) MAX 8.38<br>COMP L I (.33) .<br> HEIGHT<br>**----- End of picture text -----**<br>


Note: Standard pin lengths are shown. Optional lengths are available. 

## _**M O D**_ ~~_**U L**_~~ _**E  W I R I N G  G U I D E**_ 

|**_M O D_**~~**_U L_**~~|~~**_U L_**~~**_E  W I R I N G  G U I D E  W I R I N G  G U I D E N G  G U I D E G U I D E E_**|
|---|---|
|**Pin IDs**|**Assignment**|
|P|V+|
|N|V- (common)|
|I|Enable V+ to activate elapsed time (Optional on 701, 708, N/A on 70~~0)~~|
||or increment count (703, 720~~,7~~21).|
|R|Reset V+ to reset count/elapsed time to zero (720, Optional on 700, 701, 703)|
||or resetable channel to zero (Models 708, 721).|
|L|Illumination Control - 12 VDC only (Optional, external backlight units only)|
||9-15 VDC absolute, regardless of operating voltage.|



_**WA R R A N T Y**_ Two year limited warranty (see terms of sale for specifics). 

is a trademark of Curtis Instruments, Inc. 

Specifications subject to change without notice 

©2009 Curtis Instruments, Inc. 

50023 REV G 3/09