Automated rodent activity monitoring system with integrated running wheel, capacitive touch screen control, and comprehensive data recording for locomotor and circadian rhythm studies.
Director of Science · ConductScience
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The Activity Cage is a comprehensive behavioral monitoring system designed for automated assessment of rodent locomotor activity and circadian rhythm patterns. The system combines a standard home cage environment with an integrated running wheel, capacitive touch screen control interface, and advanced data recording capabilities. The apparatus features species-specific wheel diameters (20 cm for mice, 40 cm for rats) with motorized or manual rotation modes, enabling researchers to conduct both spontaneous activity monitoring and controlled exercise protocols.
The system provides continuous monitoring of wheel-running behavior with high temporal resolution, supporting test durations from minutes to extended circadian studies up to 9000 minutes. Built-in RFID technology allows for individual animal identification in group studies, while additional stimulus modules (shock, air puff, sound generation) enable investigation of activity responses to environmental challenges. Data collection options include distance-based metrics (meters, m/s) or rotational counting (revolutions, rpm) with storage capacity for up to 200 data sets.
The Activity Cage operates through continuous monitoring of wheel rotation using precision sensors that detect each revolution with 0.1g force sensitivity. The motorized wheel system can operate in manual mode for spontaneous activity measurement or controlled mode with programmable rotation speeds from 0.1 to 99.9 rpm. The capacitive touch screen interface allows researchers to configure test parameters including duration, auto start/stop schedules, and stimulus presentations.
Data acquisition occurs through integrated sensors that track wheel revolutions and convert to distance or speed metrics in real-time. The RFID technology enables automatic animal identification when multiple subjects are tested sequentially. Environmental stimuli (auditory tones from 100-40,000 Hz at 1-150 dB, shock delivery, or air puff) can be programmed to assess activity responses to specific triggers.
The system records activity patterns with temporal resolution suitable for circadian analysis, storing up to 200 complete data sets in internal memory. Data output includes raw counts, distance traveled, speed profiles, and timing information for comprehensive behavioral analysis.
| Feature | This Product | Typical Alternative | Advantage |
|---|---|---|---|
| Wheel Diameter Options | Species-specific diameters: 20 cm (mouse), 40 cm (rat) | Many systems offer fixed diameter wheels or limited size options | Proper wheel sizing ensures natural running biomechanics and accurate activity measurements for different species. |
| Control Interface | Capacitive touch screen with handheld control device | Basic systems often require computer connection or simple button interfaces | Intuitive touch screen control enables real-time parameter adjustment and monitoring without external computer dependency. |
| Test Duration Range | 0-9000 minutes (150 hours) with programmable scheduling | Entry-level systems typically offer shorter maximum durations | Extended duration capability accommodates multi-day circadian studies and long-term behavioral assessments. |
| Data Storage Capacity | Up to 200 complete data sets with internal storage | Basic systems often have limited storage or require continuous data export | High-capacity storage enables extended studies with multiple animals without data loss concerns. |
| Stimulus Integration | Built-in sound (100-40,000 Hz), shock, and air puff capabilities | Most activity wheels lack integrated stimulus delivery systems | Integrated stimuli allow investigation of activity responses to environmental challenges within the same apparatus. |
| Animal Identification | RFID technology for automatic individual tracking | Manual identification methods or no individual tracking in basic systems | Automated identification eliminates errors in longitudinal studies and enables efficient group study protocols. |
The Activity Cage combines comprehensive activity monitoring with integrated stimulus delivery and automated data management in a single system. The species-specific design, extended duration capability, and RFID identification provide research-grade functionality for behavioral and circadian studies.
Verify wheel rotation smoothness and force sensitivity before each study by manually testing wheel drag is below 3 grams.
Why: Proper calibration ensures accurate activity measurements and prevents mechanical resistance from affecting natural running behavior.
Clean wheel bearings and rotation mechanisms regularly, especially after studies involving food rewards or extended use periods.
Why: Debris accumulation can increase wheel drag beyond the 3-gram specification, compromising measurement accuracy.
Allow animals 24-48 hours acclimation in the cage before beginning data collection to establish baseline activity patterns.
Why: Initial exploration and stress responses can confound true activity measurements in novel environments.
Monitor data storage capacity regularly during extended studies to ensure complete data capture throughout the experimental period.
Why: The 200 data set limit could be reached during intensive multi-animal or long-duration studies, potentially causing data loss.
If wheel rotation becomes erratic, check for bedding material or food particles interfering with the rotation mechanism.
Why: Environmental debris is the most common cause of mechanical issues affecting wheel performance and data accuracy.
Test all stimulus functions (sound, shock, air puff) at minimum intensities before applying to animals to verify proper operation.
Why: Stimulus malfunction could deliver inappropriate intensities that cause animal distress or compromise experimental validity.
Use consistent lighting and temperature conditions throughout studies, as environmental changes can significantly affect circadian activity patterns.
Why: Activity monitoring is highly sensitive to environmental variables that can mask or confound experimental treatments.
Export and backup data regularly rather than relying solely on internal storage, especially during multi-week studies.
Why: System failures or data corruption could result in loss of valuable longitudinal data that cannot be easily replicated.
ConductScience provides a standard one-year manufacturer warranty covering defects in materials and workmanship, with comprehensive technical support for setup, calibration, and troubleshooting throughout the warranty period.
What is the temporal resolution for circadian rhythm analysis?
The system provides continuous monitoring with programmable sampling intervals suitable for circadian analysis, though specific temporal resolution should be confirmed in the product datasheet for your application requirements.
Can the system accommodate group housing studies?
The system is designed for individual animal monitoring with RFID identification capability, making it suitable for sequential testing of multiple animals but not simultaneous group housing assessment.
How sensitive is the wheel rotation detection?
Wheel drag is maintained below 3 grams, with 0.1g step accuracy in force measurement, providing sensitive detection of wheel movement without impeding natural running behavior.
What data formats are available for export?
Data export formats and connectivity options should be confirmed in the product datasheet, though USB connectivity enables data transfer to external analysis software.
How do I calibrate the force and rotation sensors?
Calibration procedures should be performed according to manufacturer specifications provided in the user manual, ensuring accurate force detection and rotational measurements.
Can environmental stimuli be synchronized with activity measurements?
Yes, the system integrates sound generation (100-40,000 Hz), shock, and air puff stimuli that can be programmed with activity monitoring protocols for stimulus-response studies.
What is the maximum study duration for continuous monitoring?
The system supports test durations up to 9000 minutes (150 hours) with programmable auto start/stop scheduling for extended circadian or multi-day studies.
How does this compare to traditional activity monitoring methods?
Compared to manual observation or basic wheel counters, this system provides automated data collection, precise temporal resolution, stimulus integration, and individual animal identification without requiring constant researcher supervision.
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No exact ConductVision activity-cage page is currently published. Locomotor counts are captured by infrared beam breaks rather than overhead tracking, so automated video scoring of cage activity stays a roadmap gap.
Supporting page not yet builtNo exact ConductMaze activity-cage protocol is currently published. Habituation, session length, beam-spacing setup, and circadian-timing routines are apparatus-specific; keep this as a roadmap gap.
Supporting page not yet builtNo exact activity-cage analysis tool is currently published. Distance, ambulatory and rearing counts, and habituation slope are summarized from beam-break logs rather than a dedicated analyzer; keep this as a roadmap gap.
Supporting page not yet builtConfiguration considerations
Use these notes to scope species, cohort, tracking, and automation needs. Only verified product or support routes are linked from this section.
Enclosed cage with horizontal infrared beam grid and a software counter for ambulatory and stereotypic counts
Standard configuration for automated locomotor monitoring, reporting total distance and ambulatory counts from horizontal beam breaks over a fixed session.
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Request QuoteCage footprint and beam spacing scaled for mouse or rat body size
Beam spacing relative to body size sets the spatial resolution of the counts, so the cage and grid should match the species being recorded.
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View options ->Horizontal plus vertical beam planes for ambulatory and rearing counts
Best when vertical exploration matters, with a second beam plane that separates rearing from horizontal ambulation rather than collapsing them into one count.
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Request automation help§ 1
The Activity Cage measures spontaneous locomotor activity by counting infrared beam breaks as a rodent moves through an enclosed cage. Automated activity monitoring turns open-field-style locomotion into a continuous, observer-independent record of distance, ambulation, and rearing. 1
The core readouts are total distance, ambulatory counts, rearing or vertical counts, and the distribution of activity between the cage center and walls. Because beam-break monitoring runs unattended, it is widely used to phenotype hyperactivity, sedation, and drug effects, and to track activity across long circadian windows. 1
Novelty and habituation, circadian timing, handling, beam spacing, and whether animals are tested alone or in groups all change activity counts independent of the manipulation. A defensible protocol fixes the session length, controls the time of day, allows for within-session habituation, and reports beam resolution so counts are comparable across studies. 1
§ 2
Beam-break locomotor monitoring with habituation handling, circadian control, and resolution-aware count scoring.
Critical methodological constraints
Core activity-cage endpoints for locomotion, exploration, and within-session quality control.
Total Distance
Locomotion
Ambulatory Counts
Horizontal activity
Rearing/Vertical Counts
Exploration
Center Activity
Anxiety-like confound
Habituation Slope
Within-session adaptation
+ Additional metrics: stereotypic counts, time of day, session length, beam spacing, resting time, and per-session apparatus notes.
A compact fraction of total beam breaks attributable to ambulation rather than stereotypy.
Estimate the N per group needed to detect a literature-anchored locomotor effect at the endpoint you plan to report. Override the defaults with your own pilot numbers.
§ 3
Aggregate publication data, sample apparatus output, and recent findings from the live PubMed feed.
PubMed volume and co-occurring behavioral methods for locomotor-activity monitoring studies.
Representative output from a 30-minute activity-cage session with horizontal and vertical beam planes.
Locomotor-monitoring methods emphasize habituation-slope reporting over single totals.
Static methods note aligned with Walsh & Cummins (1976), Prut & Belzung (2003), and Tatem et al. (2014).
Activity peaks on novelty and declines with habituation, so report the within-session slope, fix the time of day, and document beam resolution before comparing locomotor counts across groups.
Beam resolution and circadian timing as comparability constraints.
Static methods note aligned with Tang et al. (2002) and Crawley (1999).
Count magnitudes are not comparable across grids of different beam spacing or across circadian phases. Report beam resolution, fix the time of day, and separate ambulatory from stereotypic counts.
§ 4
Limitations of the paradigm, methodological caveats, and current directions.
Variables that shift Activity Cage results independent of anxiety state.
Activity peaks on first exposure and falls as the animal habituates within and across sessions. Report the habituation slope rather than a single total count.
Rodent locomotion varies strongly with the light-dark cycle. Fix the time of day across groups or record across full circadian windows.
Pre-test handling arouses animals and inflates early activity. Standardize handling and transfer so arousal does not differ between groups.
Coarse beam grids miss fine movements and undercount distance. Report beam spacing and hold it constant for any cross-study comparison.
Group-tested animals stimulate each other's movement. Whether animals are recorded alone or together must be fixed and reported.
## Activity Cage — methods controls Confounds controlled in this protocol: - **Novelty/habituation.** Activity peaks on first exposure and falls as the animal habituates within and across sessions. Report the habituation slope rather than a single total count. - **Circadian timing.** Rodent locomotion varies strongly with the light-dark cycle. Fix the time of day across groups or record across full circadian windows. - **Handling.** Pre-test handling arouses animals and inflates early activity. Standardize handling and transfer so arousal does not differ between groups. - **Beam spacing/resolution.** Coarse beam grids miss fine movements and undercount distance. Report beam spacing and hold it constant for any cross-study comparison. - **Individual vs group testing.** Group-tested animals stimulate each other's movement. Whether animals are recorded alone or together must be fixed and reported.
Activity-cage counts are strongest when session length, time of day, beam resolution, and the ambulatory-versus-stereotypic distinction are fixed before testing. A single total count confounds novelty with steady-state locomotion; report the habituation slope and center activity, and confirm locomotor phenotypes with an independent open-field or home-cage measure. 1
Long enough to capture the within-session habituation curve, since a short session can sit entirely in the novelty phase. Fix the length in advance and report the activity slope rather than only a total.
Yes. Beam spacing sets the smallest movement that registers, so coarse grids undercount distance and fine movements. Report the resolution and keep it constant across all groups in a study.
Yes. Repetitive movement in one place inflates raw counts. Scoring ambulatory and stereotypic breaks separately keeps locomotion from being overstated by stationary repetitive behavior.
Quarterly editorial review of emerging Activity Cage methodology. Q2 2026
Reporting the within-session activity decline rather than a single total separates novelty-driven activity from steady-state locomotion and improves comparability.
Extended beam-break recording across full light-dark cycles captures circadian structure that a short novel-cage session cannot.
Reporting beam spacing and resolution is increasingly expected because count magnitudes are not comparable across grids of different density.
Adding vertical beam planes separates rearing from horizontal ambulation, giving distinct exploration and locomotion readouts from one session.
§ 5
5 selected methods and validation references for Activity Cage.
