Trumeter 7922 Counter modules 79 series Assembly dimensions 45 x 45 mm 7922 数据表

产品代码

7922

multiplying prescaler value, or the unit may not operate correctly.
The P1 preset can be set at any time.

In Reset to Zero mode, the change will be accepted immediately.

In Reset to P1 mode, the change will not be accepted until after a Reset.

The P2 preset can be set as shown below.

The change will be accepted immediately.

Count Modes (see page 35)

The diagrams show how the P1 and P2 Relays are controlled by the Count, by Batch

Total and by Reset.
The diagrams show how the Count is reset to zero or P1 by Auto Reset. In all modes, the

Count can be reset at any time by a RST/Ext. Reset.
The counter can count up to 999999, and or down to -99999. Beyond these limits, the

counter will continue to count internally, but the display will flash 999999 or -99999 until

either the count returns to below the limit, or the counter is reset by RST/Ext. Reset.
Dual Preset Mode

In Dual Preset mode, P1 and P2 are used independently to control the operation of the

counter and the relays.

Press SEL, then use the Digit buttons to change P1. The display will flash. Press SEL

again to accept the new P1 value, then use the Digit buttons to change P2. Press SEL

again to accept the new P2 value. If SEL is not pressed within 30 seconds of the last

change to either P1 and P2, they will revert to their original values.

Dual Preset with Auto Reset on

Note: P1 Relay cannot be set to Latched.

Note: If P2 Relay is set to Latched, it will return to normal at the same time as P1 Relay.

Dual Preset with Auto Reset off

Note: If P1 or P2 Relays are set to Latched, they will return to normal at RST/Ext. Reset.

Batch Mode

In Batch mode, P1 and P2 are used in combination to control the operation of the counter

and the relays.

Set P1 and P2, as shown above for Dual Preset mode.
When the Batch Total is displayed, the RST button can be used to reset it to zero.
Note: P2 relay cannot be set to Pulsed.

Note: The P2 Relay operates when the Batch Total reaches P2. It will return to normal

when the Batch Total is reset to zero.
Batch Mode with Auto Reset on

Note: P1 relay cannot be set to Latched.

Note: The Batch Total increments at Auto Reset.

Batch Mode with Auto Reset off

Note: If P1 is set to Latched, it will return to normal at RST/Ext. Reset.

Note: The Batch Total increments at the first RST/Ext. Reset after P1 has been reached.

Count

Batch

Total