ACR SmartButton
Miniature Single-Channel Temperature Datalogger

  • Extremely small and low cost
  • Multiple-site temperature monitoring (if more than one unit used)
  • Record reading up to one year
  • "Plug and play" ease of use
  • User configurable
  • Use of the SmartButton Reader Program and a PC is required
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ACR SmartButton Shown
Product Information
Datasheet 795 KB PDF
Memory Size
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The ACR SmartButton is a miniature-sized temperature logger that is extremely low-cost and easy to use. Because of its small size and low-cost, you can purchase tens or hundreds of them for multiple-site temperature monitoring. To get you started, purchase the SmartButton Starter Pack. It includes one SmartButton, an interface cable, SmartButton Reader software and a mini manual. So simple and easy to use, anyone can start data logging today!
SmartButton Specifications
No. of Channels


Clock Accuracy +/- 2 minutes per month from 0 to 45°C
Memory Size 2 KB (2,048 readings)
Resolution 8-bit
Reading Min: 2,048 @ 1 per min = 1.4 days
Max: 2,048 @ 255
Sampling Methods 1. Continuous (First-in, First-out)
2. Stop when full (Fill then stop)
Rates User selectable rates from 1 minute to 255 minutes
Internal Temperature Sensors Type Silicon
Range -10 to 85°C, (14 to 185°F)
Accuracy +/- 1.0°C (1.8°F) from -10 to 45°C (14°F to 113°F)
+/- 1.5°C (2.7°F) from 45.5 to 70°C (114°F to 158°F)
+/- 2.5°C (4.5°F) from 70.5 to 85°C (159°F to 185°F)
Resolution 0.5°C (0.9°F)
Power Source Battery 3.0 volt Lithium
Battery Life 10 Years under normal use
General Specifications Size 17mm diameter x 6 mm height (0.67" x 0.24")
Case Material Stainless Steel
Mounting Magnetic backing, Plastic Plate Mount, or angled blue hard plastic
PC Requirement Processor IBM PC or 100% compatible Pentium 75 (minimum)
Operating System Windows 9X/NT/2000/XP
Graphics Card 16-bit color (or higher)
Memory 16MB ram (64MB ram Strongly recommended for optimum performance)
Communication Ports 1 Free Serial Port
Additional Equipment Color Monitor
Mouse/Pointer device
Ordering Information
ModelDescriptionBuy Online Price
01-0180 ACR Systems ACRSB SmartButton Single channel, 8-bit, 2 KB data logger. (Catalog# 01-0180) Buy Now $59.00
01-0182 ACR 01-0182 SmartButton Starter Pack (USB), One SmartButton, software on CD, USB interface cable and mini-manual Buy Now $125.00
01-0184 ACR 01-0184 SmartButton 5 pack Buy Now $259.00
01-0185 ACR 01-0185 SmartButton 25 pack Buy Now $1,295.00
Included Accessories
  ACRSB-SP SmartButton Starter Pack includes:
  • 1 - Interface Cable
  • 1 - Set of mounting accessories
  • 1 - Users Manual
Optional Accessories
01-0304 ACR Systems 01-0304 ConnectReader Discontinued
21-0077 ACR 21-0077 Magnetic Backing Buy Now $2.00
45-0004 ACR Systems ACRSB-AF Angled Plastic Plate Mount - SmartButton Permanent, rust-proof, angled plastic mount plate for SmartButton loggers. (Catalog# 45-0004) Discontinued
See: 45-0005
ACRSBSF ACR Systems ACRSB-SF Straight, flanged, hard plastic key fob with eyelet. Black (Catalog# 45-0005) Discontinued
MFR ID: 45-0013
ACR Systems SB-CAPSULE SmartButton Capsule. Mechanical enclosure to protect the SmartButton Temperature Logger from moisture, solvents and pressure Buy Now Sale $38.95
(Reg. $63.00)
45-0003 ACR Systems ACRSB-AT Adhesive - SmartButton Pre-cut adhesive tape for SmartButton loggers. (Catalog# 45-0003) Buy Now $0.85
45-0000 ACR Systems ACRSB-HPM Plastic Plate Mount - SmartButton Permanent, rust-proof, plastic mount plate for SmartButton loggers. (Catalog# 45-0000) Buy Now $3.50
ACRSBINT ACR Systems ACRSB-INT SmartButton Interface Cable SmartButton logger to PC 9-pin serial port interface cable. (Catalog# 01-0053) Discontinued
45-0001 ACR Systems ACRSB-SPM ID Tag - SmartButton Plastic identification mounting tag for SmartButton loggers. (Catalog# 45-0001) Buy Now $2.50
01-0183 ACR 010183 SmartButton USB PC Interface Cable Buy Now $45.00
18-0067 ACR 18-0067 SmartButton USB Adapter (no cable) Buy Now $29.00
45-0005 ACR 45-0005 Straight Flanged Key FOB - SmartButton Buy Now $3.50