User guide

CH100 and PS100
12 Vdc Regulator and Power Supply
Speci cations*
Output Voltage: 12 Vdc
Nominal Capacity: 7 Amp hours
Input Voltage
(CHG terminals): 15 to 28 VDC or 18 VAC RMS
Battery Connections
Charging Output Voltage: Temperature compensated
 oat charge for battery
Temperature
Compensation Range: -40º to +60ºC
Max. Charging Current: 1.2 A (allows one SP20 or SP10
to be used)
Power Out (+12 terminals)
Voltage: Unregulated 12 V from battery
Temperature
Current Limited with
3 A Thermal Fuse: > 3 A @ < 20°C; 3 A @ 20°C;
2.1A @ 50°C; 1.8 A @ 60°C
CH100 Weight: 5.5 oz. (158 g)
CH100 Dimensions
Height: 4.0” (10.2 cm)
Width: 2.76” (7.0 cm)
Depth: 1.5” (3.9 cm)
PS100 Weight: 6.9 lb (3.1 kg)
PS100 Dimensions (including mounts and connectors)
Height: 4.1” (10.5 cm)
Width: 7.6” (19.0 cm)
Depth: 2.8” (7.0cm)
The PS100 is used with our CR800, CR850, or CR1000 datalog-
gers. It includes a rechargeable battery and a regulator.
The CH100 controls the current  owing to the battery and pre-
vents the battery current from  owing to the charging source.