Siemens Sitrans WM100 Operating Instructions Manual - Page 19
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Technical data
Power
● 115 V AC, 50/60 Hz, 7 VA
or
● 230 V AC, 50/60 Hz, 7 VA
● ±10% of rated voltage
Output
● 1 form C (SPDT) dry relay contacts, rated 5 A at 250 V AC non-inductive, fail-safe
operation
● time delay :
– start up : 10 to 14 seconds (or 5 to 7 seconds with 5 sec/12 PPM jumper installed)
– zero speed : 5 seconds ±1 (minimum speed 10 to 15 ppm)
– LED indicates detection of changes in magnetic field (resets zero speed timer)
Selected via a common jumper. Refer to Operating (Page 12)
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Operating Temperature
● – 40 to +60 °C (– 40 to +140 °F)
Environmental
● location: indoor/outdoor
● altitude: 2000 m (6562 ft.) max.
● ambient temperature: -40 to +60 °C (-40 to +140 °F)
● relative humidity: suitable for outdoor (Type 4 / NEMA 4, Type 4X / NEMA 4X, Type 6 /
NEMA 6, IP67)
● installation category: II
● pollution degree: 4
Dynamic Range
● minimum 6 or 12 pulses per minute
● maximum 3000 pulses per minute
Selected via a common jumper. Refer to Operating (Page 12)
1
Shipping Weight
● 2 kg (4.4 lbs)
Approvals
● CSA
SITRANS WM100
Operating Instructions, 07/2017, A5E45103494-AA
(minimum speed 5 to 7.5 ppm)
, CE, C-TICK
US/C
1
1
9
or 10 seconds ±2
1
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