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Appendix A
Appendix A: GL400 Detailed Specifications
Datalogger
Inputs
Channels:
•
GL400-1-1: 1 Analog, 1 Pulse
GL400-7-1: 7 Analog, 1 Pulse
Analog: 4-20 mA, pulse contact closure
•
Resolution: 1/4095 (12 bit)
•
Data Storage
Memory Size:
•
GL400-1-1: 25,600 Logs/Channel
GL400-7-1: 11,600 Logs/Channel
Type: non-volatile Flash
•
Intervals: 1 to 256 seconds, 1 to 256 minutes, 1 to 256 hours, or 1 to 256 days
•
Time Accuracy: 0.0015%
•
Time Format: Month/Day/Year Hour/Minute/Second
•
Communication
Speed: 38,400 kbs
•
Data Transfer: 2MB/4 min.
•
Type: RS232C (Serial)
•
Electrical
Battery: 12V Sealed Rechargeable (2A/h)
•
Back-up Battery: 3V Lithium (950 mA/h)
•
Sleep Current: 160
•
µ
Wake Current: 100mA + Sensor (4-20 mA)
•
Communication Current: 100mA
•
Environmental
Operating Temperature: -40 to 75
•
Storage Temperature: -50 to 90
•
Humidity: 0 to 95% Non-Condensing (Conformal Protection Coating)
•
Physical Dimensions - Datalogger
Length: 191mm (7.5")
•
Width: 76mm (3")
•
Height: 70mm (2.75")
•
Weight: ~680 g (1.5lbs)
•
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C (-40 to 170
°
C (-60 to 200
°
F)
°
F)
°
Global Water ● (800)876-1172 ● www.globalw.com
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