MKS Micro-Baratron 870B, Instruction Manual, Page: 32 / 68

Product Location and Requirements Chapter Two: Installation
22
Unpacking Checklist
Standard Equipment:
•
Type 870/872 Unit
•
Type 870/872 Instruction Manual (this book)
Optional Equipment:
•
Electrical Connector Accessories Kit (includes mating connectors for the connector
option, should you choose to make your own interface cable):
870A-K1
872A-K1
•
Interface cables (refer to Table 6, page 24)
•
MKS Local Display Module (Type LDM)
Product Location and Requirements
Operating Temperature
The acceptable operating temperature for the 870/872 unit is 0° to 50° C (32° to 122° F).
Power Requirements
The 870/872 transducer requires a minimum power supply of 12 VDC and a maximum power
supply of 36 VDC, regulated to ±5%. The specific input power required depends on the output
configuration of your unit, as listed in Table 5. The power is introduced to the 870/872 transducer
through the connector attached to the cable on top of the unit.
Power Requirements
Output
Configuration
Output
Signal
Input Power Requirement
Voltage 0 to 5 V +12 VDC to +32 VDC (regulated if below 13 VDC)
@ 10 mA maximum
Voltage 0 to 10 V +13 VDC to +32 VDC @ 10 mA maximum
Current 4 to 20 mA +13 VDC to +36 VDC excitation (32 VDC maximum
across the transducer)
Table 5: Power Requirements